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Calculus-Based Physics 2

Covers oscillatory motion, waves, superposition and interference of waves, diffraction, electricity, and magnetism, electric circuits, light, mirror and lenses.

conductors

electric field

resistance

ohms law

electric current

resistivity

power

current law

voltage law

capacitors in series

capacitors in parallel

electromagnetic waves

mathematics

Find V if I=4 and R= 3

  • 1.5
  • 0.75
  • 12

Ammeter and Voltmeter are considered device used in a circuit.

  • False
  • True

To get the total Capacitance of a circuit we used a device called capacitor.

  • False
  • True

The unit of POWER is __________?

  • Kilowatt
  • Watt
  • all of the above

The symbol "k" stands for Kirchoff's.

  • True
  • False

___________________ IS ALSO CALLED A LOWER POTENTIAL TERMINAL.

  • POSITIVE
  • NEGATIVE
  • CONDUCTORS

Closed loop is also Called a circuit.

  • False
  • True

Resistance is the unit of Resistors.

  • False
  • True

Is a device connected in parallel with a device to measure it's voltage.

  • Ohm's
  • Voltmeter
  • Ammeter

We used the symbol "q" for the charge victim.

  • True
  • False

KCL is for Voltage while KVL is for current.

  • False
  • True

Source Charge a charged particle that is causing the electric field to exist.

  • True
  • False

The phenomenon of charging by rubbing is called ?

  • Riboelectricfication
  • Triboelectrification
  • Electrification

Symbol V can be used also as a substitute of EMF symbol.

  • True
  • Either a or b
  • False

The Ammeter is a device used to measure ?

  • Current
  • Ohmic
  • Voltage

The index of refraction of Water is 1.5 ?

  • Both a and b
  • True
  • False

Radio is an example of a light.

  • True
  • False
  • All of the above

Vector field is a function of space whose value at each point is a vector quantity.

  • True
  • False

The unit JOULEs is also called OHM.

  • True
  • False

Kirchhoff's Current Law is also Known as 2nd Law of motion.

  • True
  • False

Determine the resultant of the force system shown in the figure and its x and y intercepts. NOTE: see fig-3 from the LIST OF FIGURE in WEEK-1

  • 161.314 lb
  • 164.311 lb
  • none of the choices
  • 163.114 lb

Find the total resistor if R1, R2, R3 and R4 is connected in series and there value is 2 ,4 ,6 ,8 respectively.

  • 20
  • 30
  • 10

Steel is one of the example of a good _________ ?

  • Insulators
  • Conductors
  • Capacitors

EMF stands for Electromotive Force.

  • True
  • False

Capacitor is for Ohm and Resistance is for Capacitance.

  • False
  • True

Find V is R=3, and I= 2.

  • 6
  • 1.5
  • 0.5

KVL states that the algebraic sum of the voltage at node in a closed circuit s equal to zero.

  • False
  • True

Capacitors is the opposition to current flow in an electrical circuit.

  • True
  • False

The unit for resistance is OHM.

  • False
  • True

Find I if P=6 and V=1.

  • 0.666
  • 6
  • 1/6

Find I if R= 3 ohms, V= 6 volts.

  • 2 volts
  • 2 ohms
  • 2 Amperes

Current is measured in ?

  • Volts
  • Ampere
  • Ohm

It is also called a higher potential terminal.

  • Positive
  • Negative
  • Conductors

Current is not the flow of charges, it is the rate of flow of charges.

  • True
  • False

A law stating that Electric current is Proportional to voltage and inversely Proportional to resistance.

  • Ampere Law
  • Voltage Law
  • Ohm

Find R is V=10, I=0.5.

  • 10.5
  • 5
  • 20

The unit of resistance is Ohm's.

  • True
  • False

The cable and boom shown in the figure support a load of 600 lb. Determine the tensile force T in the cable and the compressive for C in the boom. NOTE : see fig-5 from the LIST OF FIGURE in Week-1

  • none of the choices
  • T = 49.24 lb , C = 57.94 lb
  • T = 439.24 lb , C = 537.94 lb
  • T = 43.24 lb , C = 53.94 lb

KCL : CURRENT ; KVL : VOLTAGE.

  • False
  • True

_____________ has a positive charge.

  • Proton
  • Electron
  • Neutron

KCL states that,in a closed circuit the entering current at node is equal to the current leaving at the node.

  • False
  • True

Find R total if the resistors are in Parallel. Given : 2 ohm, 3 ohm, 4 ohm.

  • 0.8231
  • 0.9231
  • 0.10

If there is a great number of forces, the ___________ to this system would potentially be simpler if the forces that are applied to the system are easy to break into components.

  • logical solution
  • algebraic solution
  • graphical solution
  • none of the choices

The distance of the mass below or above from the center position, or rest position.

  • none of the choices
  • displacement
  • waves
  • periodic motion

KCl stands for?

  • all of the above
  • Kirchhoff's Current Law
  • Kirchhoff's Voltage Law

When the cycle in harmonic curve is repeated successively the result will be a series of__________?

  • waves
  • none of the choices
  • displacement
  • period

The following are medium of light EXCEPT ONE.

  • Vacuum
  • seeds
  • glass

The unit of Resistance is what ?

  • Ohm
  • Resistivity
  • Resistors

Ampere is the unit of Voltage in a certain current.

  • False
  • True

Ammeter is connected in parallel with a device to measure it's current.

  • False
  • True

The current can passed through the used of resistors.

  • True
  • False

When displacement is plotted against time, the result will be a _________?

  • displacement
  • harmonic curve
  • simple pendulum
  • period

The negative sign can be found also in an electron,

  • True
  • False

The resistance R, in the expression V = IR is a ____________.

  • stable
  • Constant
  • Zero

The wires of ammeter is both Positive respectively.

  • true
  • must be both Negative
  • false

Power is a rate at which work is done and it is the rate at which energy transferred.

  • TRUE
  • FALSE
  • none of the above

The wavelength of Radiowaves is ?

  • > 12m
  • >0.4 m
  • >1m

Find the total capacitance,which they are in parallel connections the values are C1=1, C2=2, C3=3.

  • 5
  • 6

Insulator is used to store energy and electric charge.

  • False
  • True

Energy is a rate at which work is done and it is the rate at which Energy transferred.

  • False
  • True

_____________ is the maintainer of a constant potential difference.

  • Electromagnetic force
  • EMF
  • Charges

Find R if V= 4 volts, I= 10 amperes.

  • 40
  • 0.4
  • 2.5

The following are not Example of Conductors EXCEPT ONE.

  • Rubber
  • Metal
  • Rust

Radiowaves is not an example of light.

  • False
  • True
  • both a and b

'n' is the index of refraction of a transparent medium.

  • True
  • False
  • none of the above

The symbol "v" stands for ?

  • index of refraction
  • Speed of light
  • speed of light in a transparent medium

The unit of Power is WATT(W).

  • False
  • True

The some example of a good Conductor is a Copper.

  • False
  • True

___________________ may also referred to as the specific electrical resistance.

  • Resistors
  • Voltage
  • Resistivity

"R" stands for ?

  • Resist
  • Resistance
  • Rust

Resistivity is a measure of the resistance of a given size of a specific material to electrical conduction.

  • False
  • True

Circuits is a open conducting path through charge flows.

  • False
  • True

A circuit has always a Ground.

  • True
  • False

Voltage is measured through the used of _______________?

  • Ammeter
  • Ampere
  • Voltmeter

The charge particle causing the electric field to exist is called?

  • Electric Charge
  • Source charge
  • Magnetic charge

Forces P and F acting along the bars shown in the figure maintain equilibrium of pin A. Determine the values of P. NOTE : see fig-14 from the LIST OF FIGURE in Week1

  • none of the choices
  • P = 4.76 kN
  • P = 14.76 kN
  • P = -14.76 kN

Find V if I=3 and R=5.

  • 0.333
  • 1.5
  • 15

Wire ends in a metal-tipped wand called circuits.

  • False
  • True

Symbol 'V' stands for EMF also ?

  • False
  • True

The following are examples of Conductors, EXCEPT ONE.

  • Steel
  • Papers
  • Aluminum

In reality we are dealing with two sets of independent equations for the x and y directions and can envision the problem as a superposition of two completely independent motions that together are equivalent to the projectile motion.

  • False
  • True

Symbol 'A' stands for Length of ammeter ?

  • none of the above
  • TRUE
  • FALSE

All free-falling objects (on Earth) accelerate at a rate of _____________.

  • 98m/s2
  • 9.8m/s2
  • none of the choices
  • 9.8m/s

The index of refraction of water is ?

  • 3
  • 1.33
  • 1
  • 133

Wires are good conductors of Electric charges.

  • False
  • True

Paper is one of the example of conductors.

  • True
  • False

It is a bob suspended from a very light string or rod.

  • none of the choices
  • simple pendulum
  • waves
  • period

The best way to Survive the Calculus based- Physics 2 subject is /are ?

  • know your priorities and responsibilities as student
  • all of the above
  • Studyhard

Volts is the unit of power.

  • False
  • True

The "n" symbol is for the index of refraction of a transparent medium.

  • False
  • True
  • all of the above

________________ is defined as the forces which lies in the line of activity but do not intersect or forms a parallel at a common point.

  • Parallel Forces
  • Non-Concurrent Forces
  • none of the choices
  • Forces

it is an electronic circuit device for temporary storage of electrical energy.

  • Capacitors
  • Insulators
  • Conductors

_________________ is a rate at which work is done and it is the rate at which energy is transferred.

  • Resistivity
  • Resistors
  • Power

Determine the values of α and θ so that the forces shown in the figure will be in equilibrium.

  • none of the choices
  • α =46.57 degrees and θ = 28.96 degrees
  • α =4.57 degrees and θ = 58.96 degrees
  • α =6.57 degrees and θ = 2.96 degrees

KVL stands for kirchhoff's voltage lane.

  • False
  • True

Voltmeter is a device used for measuring the potential difference between 2 different points in space.

  • False
  • True

The symbol R stands For ?

  • Resistance
  • Red charge
  • Resistor

The index of refraction of vacuum is ?

  • 1
  • 2
  • 3

In a certain non-concurrent force system it is found that summation of fx=-80lb, summation of fy=160lb and summation Mo=480lb-ft in a counterclockwise sense. Determine the point at which the resultant intersects the y-axis. NOTE: see figure 2 from the LIST OF FIGURE in Week-1

  • 8 ft
  • none of the choices
  • 6 ft
  • 7 ft

Positive : Negative ; Conductors : Rubber

  • True
  • False
  • Both a and b

The circuit can be function without wires.

  • True
  • False

Microwaves is an example of Light.

  • all of the above
  • False
  • True

Find I if V=5 volts, R = 2.

  • 3.5
  • 1.5
  • 2.5

The index of refraction of light in water is ?

  • 1.33
  • 1
  • 1.00

The ammeter and a voltmeter is very useful in a circuit.

  • Both a and B
  • False
  • True

The charge flow rate is called Electric current.

  • False
  • True

The symbol "k" in Coulomb's Law is called ?

  • Potassium
  • Coulomb constant
  • Kirchhoff

A circuit cannot functions without a source.

  • False
  • True

KCL stands for kirchhoff's current law.

  • False
  • True

Resistors are measured in ?

  • Resistance
  • Ohm
  • Ampere

Cords are loop around a small spacer separating two cylinders each weighing 400 lb. and pass, as shown in the fig-12 from the LIST OF FIGURE in Week-1 over a frictionless pulley to weights of 200 lb. and 400 lb. Determine the angle θ.

  • θ = 60 degrees
  • θ = 70 degrees
  • none of the choices
  • θ = 76 degrees

Volts is the unit for current.

  • True
  • False

Resistors : _________ ; Capacitors : Capacitance.

  • Voltage
  • ampere
  • Resistance

EMF stands for ?

  • Electromagnetic Force
  • Electromotive Force
  • Electromagnetic Fraud

Ammeter is used to measure Current.

  • False
  • True

___________________ has a Negative charge.

  • Neutral
  • Negative
  • Positive

When elastic bodies vibrate they produce the simplest type of periodic motion.

  • period
  • none of the choices
  • simple harmonic motion or SHM
  • simple pendulum

Circuits consists of circuit element and wires, the wires are called?

  • Wires
  • Resistors
  • Conductors

Positive charge can be found also in a Proton.

  • False
  • True

Find V if I=2 and P=22

  • 2/22
  • 11
  • 44

_______________ has a zero charge.

  • Proton
  • Neutron
  • ELectron

The ______ in simple harmonic motion is proportional and opposite to the displacement.

  • period
  • angular harmonic motion
  • acceleration
  • displacement

In circuits, Charge goes around in loops.

  • True
  • False

It is the rate of flow of charges.

  • Capacitor
  • Current
  • Resistor

Conductors is a material that permits an _____________ to flow easily.

  • electric current
  • Electric Circuit
  • Electromagnetic

Voltmeter is measured through the used of Volts.

  • False
  • Ammeter
  • True

The 300-lb force and the 400-lb force shown in the figure are to be held in equilibrium by a third force F acting at an unknown angle θ with the horizontal. Determine the values of F. NOTE : see fig-10 from the LIST OF FIGURE in Week-1

  • 5.31 lb
  • none of the choices
  • F = 205.31 lb
  • F = 20.31 lb

____________________ Is an electronic device for temporary storage of electrical energy.

  • capacitor in series
  • Capacitor
  • Capacitor in parallel

The Unit of current is What ?

  • Charge
  • Ampere
  • Kilowatts

The resultant of non-concurrent force system is defined according to _________, __________, and ___________.

  • magnitude, displacement, position
  • speed, inclination, position
  • none of the choices
  • magnitude, inclination, position

A function of space whose value at each point is a vector quantity called?

  • Magnetic charge
  • Vector Field
  • Source charge

Find V if P=3 and I=2.

  • 6
  • 3/2
  • 1.5

The figure represents the concurrent force system acting at a joint of a bridge truss. Determine the value of P and F to maintain equilibrium of the forces. NOTE : see fig-9 from the LIST OF FIGURE in Week-1

  • P = 265.45 lb, F = 472.44 lb
  • P = 65.45 lb, F = 12.44 lb
  • P = 165.45 lb, F = 412.44 lb
  • none of the choices

The unit of RESISTANCE IS RESISTOR.

  • False
  • sometimes
  • True

Symbol 'V' stands for current circuit.

  • False
  • True

The symbol are usually use for Capacitors.

  • True
  • False

Conductors consists of a ___________ amount of positive charge.

  • Low
  • huge
  • Neutral

The Frequency of ultraviolet rays is ?

  • 10000 THz
  • 750-6000 THz
  • 6000-50000 THz

A shot at an initial velocity at an angle above the horizon.

  • projectile
  • none of the choices
  • kinematics
  • free fall

Find I if V= 3, and R=4.

  • 12
  • 0.75
  • 1.5

________________ is a wire that has a metal tipped wand.

  • Voltmeter
  • Probe
  • ammeter

If the current flow is counter clockwise the current is considered __________ ?

  • negative
  • staionary
  • positive

V stands for voltage.

  • True
  • False

The motion is repeated in the same length of time.

  • period
  • angular harmonic motion
  • none of the choices
  • acceleration

The following are examples of Conductors EXCEPT ONE.

  • Coin
  • Rubber
  • Steel

Free-falling objects always encounter air resistance.

  • False
  • True

KVL stands for ?

  • Kirchhoff's Voltage Law
  • Kirchhoff's Voltage rules
  • Ohm's Law

Resistance is measured in Ohm's.

  • True
  • False

The unit of Voltmeter is Ammeter.

  • False
  • Positive
  • True

Capacitor is an electronic circuit device for temporary storage of electrical energy.

  • False
  • True

Ammeter is used to measure Voltage.

  • False
  • True

If the flow of current is downward the current is considered __________________.

  • stationary
  • negative
  • positive

Insulators is used to store energy and electric charge.

  • FALSE
  • charge force
  • TRUE

An object thrown upward with velocity will rise to a height.

  • range
  • free fall
  • motion
  • trajectory height

Find V if R= 3 ohm, and I=6 ampere.

  • 19
  • 20
  • 18

Find R if V= 6 volts, I= 1 ampere.

  • 6
  • 1.6
  • 0.666

The unit of Power is ?

  • Current
  • Watt
  • HorsePower

The charge flow rate is called ?

  • Charge Current
  • Electric current
  • Electromagnetic Field

The cylinders in the figure have the indicated weights and dimensions. Assuming smooth contact surfaces, determine the reactions at A, B, C, and D on the cylinders. NOTE : see fig-13 from the LIST OF FIGURES in Week-1

  • A = 347.39 kN, B = 600 kN, C = 400.85 kN, D = 347.39 kN
  • A = 37.39 kN, B = 6000 kN, C = 4000.85 kN, D = 37.39 kN
  • none of the choices
  • A = 47.39 kN, B = 60 kN, C = 40.85 kN, D = 47.39 kN

"V" symbol is for ?

  • Voltage
  • Kilowatts
  • Vats

An object can have positive and Negative charge.

  • False
  • True

The unit of Capacitor is Capacitance.

  • False
  • True

The wavelength of X rays are ?

  • 5-400 nm
  • both a and b
  • .006-5 nm

The unit of Ampere is current.

  • False
  • True
  • both a and b

The effect of a certain non-concurrent force system is defined by the following data: summation of fx=90kN, summation of fy=-60kN, and summation of Mo=360kN counter clockwise. Determine the point at which the resultant intersects the x-axis. Note: see Fig 1, from the LIST OF FIGURE from week-1.

  • none of the choices
  • 6 m
  • 8 m
  • 7 m

Find V if I=5 and P=4.

  • 0.8
  • 20
  • 9

The unit of current is always volts.

  • both a and b
  • True
  • False

A close conducting Path through which charge flows.

  • Wires
  • Circuit
  • Capacitors

A cylinder weighing 400 lb. is held against a smooth incline by means of the weightless rod AB in the figure. Determine the forces P and N exerted on the cylinder by the rod and the incline. NOTE : see fig-6 from the LIST OF FIGURE in Week-1

  • P = 0.9038 N , N = 418.60 lb
  • P = 9038 N , N = 4186.0 lb
  • P = 90.38 N , N = 41.860 lb
  • none of the choices

The symbol "r" stands for Distance between the two particles.

  • False
  • True

Is a device used for measuring the potential difference between 2 different points in space.

  • Voltmeter
  • Ammeter
  • Resistivity

Circuit is a closed conducting path through with charge flow.

  • True
  • False

States that in a closed circuit that the entering current at node is equal to the current leaving at the node is?

  • Ohm's
  • KVL
  • KCL

Conductors is a material that permits an electric current to flow easily.

  • True
  • False

A circuit can't be function without capacitor.

  • False
  • True

______________________ can be created by accelerating charges and moving charges.

  • Electromagnetic waves
  • Electromagnetic fields
  • Electromagnetic Force

The circuit cannot function if there is no ________________ ?

  • capacitor
  • resistor
  • Power source

Light cannot be travel if there is no medium.

  • False
  • Both a and b
  • True

The example of a good Conductor is Aluminum.

  • False
  • True

R represents rate of change.

  • True
  • False

The symbol "c" stands for ?

  • speed of light in water
  • speed of light in a glass
  • speed of Light in vacuum

Positive and negative charge is very important in a circuit.

  • false
  • True
  • all of the above

The symbol for a Source is "S".

  • True
  • False

Determine the magnitude of P and F necessary to keep the concurrent force system in the figure in equilibrium. NOTE : see fig-8 from the LIST OF FIGURE in week-1

  • P = 133.25 N, F = -86.37 N
  • P = -13.325 N, F = -86.37 N
  • none of the choices
  • P = -133.25 N, F = 86.37 N

A circuit cannot be function without a source or power.

  • True
  • False

Power is measured through the used of a device called Circuit breaker.

  • False
  • True

Find R total if the resistors are connected in series. Given 4 ohm,9 ohm, 10 ohm, 12 ohm, 16 ohm ,15 ohm.

  • 65
  • 66
  • 67

EMF is also called a power source.

  • False
  • True

Capacitor is store energy between the spaces of the plates and they energy is used to generate high form of electric current.

  • False
  • True

OHM's Law stating that electric current is proportional to voltage and inversely proportional to ___________.

  • flow of current
  • Resistance
  • charge

The unit of current is OHM.

  • False
  • True

Since all of these forces are not entirely parallel, the position of the resultant can be established using the ________ or ________ methods.

  • analytical, graphical
  • none of the choices
  • graphical, algebraic
  • graphical, logical

Electrowaves is an example of Conductors.

  • True
  • none of the above
  • False

A circuit can"t function without a resistors ?

  • True
  • False

The unit of Power is WATTs.

  • False
  • True
  • both a and b

The index of refraction of light in air is ?

  • 1.00
  • 1.33

The motion of a body which repeats itself at regular intervals of time or period.

  • simple harmonic motion
  • none of the choices
  • displacement
  • periodic motion

Ammeter device used to measure Current.

  • False
  • True

Is defined as the projection of uniform circular motion on a straight line.

  • period
  • simple harmonic motion
  • none of the choices
  • motion

FIND C TOTAL IF c1=5 AND c2=10. (CONNECTED PARALLEL)

  • 15
  • 5
  • 50

the symbol "C" stands for Charges.

  • False
  • True

The 2kinds of charge are ?

  • Positive, Negative
  • Negative,Positivity
  • Electron, Proton

"F" stands for Electric Force ?

  • False
  • True

Voltmeter is connected in parallel with a device to measure it's voltage.

  • True
  • False

Voltmeter : Voltage ; Ammeter : ____________ ?

  • ampere
  • Current
  • resistance

Find P if I= 3A and V=3V.

  • 6
  • 1
  • 9

An object that is falling under the sole influence of gravity.

  • free falling object
  • none of the choices
  • range
  • free fall

Find P if I=6A and V=3V.

  • 18Watts
  • 18Ampere
  • 18OHM

The charged particle causing the electric field to exist is called the Electric force..

  • True
  • False

Current is measured in Amperes.

  • False
  • True

KVL states that the total ____________ around a closed loop must be Zero.

  • Voltage
  • Resistance
  • current

The most common used for capacitors is ?

  • Current lost
  • charge force
  • Energy storage

Circuits is consists of circuit elements and wires, the wires is called _________ ?

  • Charge
  • Conductors
  • Resistance

If the power is constant, is simply the Formula of it is ?

  • E= I / P
  • E = Pt
  • E= P / t

One ____________ would be to resolve a pair of forces using the parallelogram or triangle method into a resultant.

  • none of the choices
  • algebraic method
  • logical method
  • graphical method

Ammeter and Voltmeter that measures charges.

  • False
  • True

The unit of Voltage is ?

  • Ampere
  • Volts
  • Watts

We used the symbol "EF" to represent electric field.

  • True
  • False

EMF stands for electromotive force

  • False
  • True

A perfect secret has composed of resistors and no source.

  • Sometimes
  • True
  • False

The frequency of Infrared is ?

  • 60000 GHz
  • 750GHz-430 GHz
  • 430-750GHz

Ammeter is connected in series with a device to measure it's voltage.

  • False
  • True

Is a device connected in parallel with a device to measure it's current.

  • Voltmeter
  • Ohm's
  • Ammeter

The unit of POWER is WATT.

  • False
  • True

Conductors is made of two close conductors that are separated by a dieletric material.

  • False
  • True

Once we know how long the projectile stayed in the air, finding the _____________ from the horizontal motion is simple.

  • none of the choices
  • range
  • trajectory height
  • free falling object

Electric charge is composed of ?

  • Charge , magnetic
  • Positive , Negative
  • Neutron , Proton

Such an object will rise until its velocity is ______________.

  • 2
  • 0 or zero
  • 5
  • 3

A voltmeter is consist of a box with two wires a positive and a negative.

  • False
  • True

Ohm's Law is a law stating that electric current is proportional to voltage and inversely proportional to resistance.

  • True
  • False

Voltmeter device used to measure Voltage.

  • False
  • True

The symbol "V" stands for Voltage.

  • False
  • True

The following are examples of light EXCEPT ONE.

  • Radio
  • X-rays
  • infrared

The most common used for capacitors is energy storage.

  • False
  • True

The wavelength of Ultraviolet is ?

  • >1m
  • 5-400m
  • 400-700m

The number of seconds it will require to make one complete vibration or one up and down is called?

  • none of the choices
  • period
  • displacement
  • waves

A Resistor is a poor conductor ?

  • yes
  • No
  • Good conductor

The index of refraction of light in VACUUM is ?

  • 1.33
  • 1

The speed of light in a vacuum is ?

  • 3.00 x 10 ^ 8 m/s
  • 475m/s
  • 3.00 x 10^5 m/s

Current : AMPERE ; Resistance : ___________.

  • Voltage
  • Resistor
  • OHM

States that the algebraic sum of the voltage at node in a closed circuit is equal to zero.

  • Ohm's
  • KVL
  • KCL

The positive and Negative charges can be _____________?

  • Disregard
  • Repel
  • Attract

Magnetic Field is an invisible entity which exists in the region around a charged particle.

  • True
  • False

The three forces in the figure create a vertical resultant acting through point A. If T is known to be 361 lb., compute the values of F and P. NOTE: see fig-4 from the LIST OF FIGURE in week-1

  • F = 253.29 lb , P = 507.06 lb
  • F = 25.329 lb , P = 507.06 lb
  • F = 2532.9 lb , P = 50.706 lb
  • none of the choices

The following are kinds of Charge, EXCEPT ONE.

  • Negative
  • Electrons
  • Positive

A voltmeter is connected Series in a resistors to measure voltage.

  • False
  • True

KCL is also called @nd Law of motion ?

  • TRUE
  • none of the above
  • FALSE

The frequency of Microwaves is ?

  • 300-750000 MHz
  • 6000-500000 MHz
  • < 300THz

Find R total if the resistors connected in a series, The value of R1= 6, R2= 3, R4=5, R5=5, R6=6.

  • 56
  • 123
  • 25

Power is equal to current multiply by_________________ ?

  • power
  • resistance
  • voltage

Find R if V=10 and I=2.

  • 5ohm
  • 5volts
  • 5ampere

A 300-lb box is held at rest on a smooth plane by a force P inclined at an angle θ with the plane as shown in the figure. If θ = 45°, determine the value of P and the normal pressure N exerted by the plane. NOTE : see fig 7 from the LIST OF FIGURE in Week-1

  • none of the choices
  • P = 2121.3 lb , N = 40981 lb
  • P = 212.13 lb , N = 409.81 lb
  • P = 21213 lb , N = 40.981 lb

The unit of Capacitor is called ?

  • Capasitanse
  • Capacitance
  • Capasitance

Symbol 'A' stands for length of ammeter.

  • False
  • True

The unit of Volts is Voltage.

  • Undefined
  • False
  • True

The positive ad negative signs on the resistors can be neglected and it doesn't affect the result,

  • False
  • True

It is a measure of resistance of a given size of specific material to electrical conduction.

  • Ohm's
  • Sensitivity
  • Resistivity

The unit of Volts is called Voltmeter.

  • False
  • True

The purpose of capacitor in a circuit is to charges and energy.

  • False
  • True

Two weightless bars pinned together as shown in the fig-15 from the LIST OF FIGURE in Week-1 support a load of 35 kN. Determine the forces P and F acting respectively along bars AB and AC that maintain equilibrium of pin A.

  • P = 900.14 kN, F = 4.03 kN
  • P =9.14 kN, F = 6.03 kN
  • none of the choices
  • P = 90.14 kN, F = 64.03 kN

Symbol 'C' stands for Circuits ?

  • False
  • True

It is the opposition to current flow in an electric circuit.

  • Conductors
  • Capacitors
  • Resistance

The maximum value of the sine function.

  • 3 or three
  • 1 or one
  • 2 or two
  • 4 or four

Find R if I= 16, V=4.

  • 8
  • 0.25
  • 2

The index of refraction of light in a glass is ?

  • 1.5
  • 1
  • 1.33

It is autonomous of the body’s mass.

  • projectile
  • free falling object
  • none of the choices
  • free fall

Coulomb's Law stating that charges repel and opposite charges attract.

  • False
  • True

Symbol C stands for Circuit.

  • True
  • False
  • both a and b

Find the total capacitance if they are connected in parallel (C1=3 , C2 =5 , C3=6.

  • 14
  • 2
  • 90

The symbol "q1" stands for charge of particle 1.

  • True
  • False

Circuits consists of circuit element and wires, the wires are called conductors.

  • False
  • True

Voltmeter is a device used to measure ?

  • Current
  • Voltage
  • charge

The "P" symbol stands for ?

  • Power
  • Potential
  • Placement

Capacitor is also called Positive charges.

  • False
  • True

Ammeter is connected parallel in a device.

  • False
  • True

It is the material that permits an electric current to flow.

  • Circuit
  • Wires
  • Conductors

The positive and Negative charges cannot attract each other.

  • False
  • True

Capacitor is a device used to store an Electric charge.

  • False
  • True

The formula of OHM's LAW is composed of Voltage, Current and Resistance.

  • True
  • False

The index of refraction of air is ?

  • 1.00
  • 1.33
  • 100

The positive charge has the sign ( - ).

  • True
  • False

Find P if I=1 and V= 2.

  • 2
  • 1/2
  • 0.5
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