physics mcqs

MCQS Submitted By
Q: Work done on the system is ?
  • A: Negative
  • B: Positive
  • C: Both
  • D: All of them
Test Selected: nts
Zaheer
Q: current is ________quantity ?
  • A: scalar
  • B: vector
  • C: no direction
  • D: non or above
Test Selected: nts
khadija
Q: Current is ....... Quantity ?
  • A: Scalar
  • B: Vector
  • C: Both
  • D: None
Test Selected: nts
physicist Salah
Q: According to Einstein light travels form one place to another in the form of ?
  • A: Waves
  • B: Particles
  • C: Photons
  • D: None of these
Test Selected: pts
Zohaib Ahmed
Q: When a force is parallel to the direction of the motion , then the work done on the body will ?
  • A: zero
  • B: maximum
  • C: minimum
  • D: infinity
Test Selected: pts
Zohaib Ahmed
Q: the first overtone of a stretched string of given length is 320 Hz . The first harmonic is___________ ?
  • A: 320Hz
  • B: 640Hz
  • C: 160Hz
  • D: 480Hz
Test Selected: general
rashid
Q: ohm is the unit of ?
  • A: voltage
  • B: current
  • C: resistance
  • D: none of these
Test Selected: general
rashid
Q: if an artificial satellite revolves around the earth in circular orbit, which quantity remains constant ?
  • A: angular momentum
  • B: angular displacement
  • C: linear velocity
  • D: none
Test Selected: general
rashid
Q: with the increase of pressure the boiling point of any substance ?
  • A: decreases
  • B: increases
  • C: remain same
  • D: become zero
Test Selected: general
rashid
Q: which of the following has the highest value of specific heat ?
  • A: water
  • B: alcohol
  • C: methane
  • D: kerosene
Test Selected: general
rashid
Q: Young's modulus is the property of_______ ?
  • A: gas
  • B: liquid
  • C: solid
  • D: all of the above
Test Selected: general
rashid
Q: the S.I unit of heat is ?
  • A: watt
  • B: volt
  • C: joule
  • D: newton
Test Selected: general
rashid
Q: the shortest distance between crest to crest is called ?
  • A: phase
  • B: wavelength
  • C: amplitude
  • D: none
Test Selected: general
rashid
Q: waves transmit ___________ from one place to another ?
  • A: mass
  • B: energy
  • C: force
  • D: none
Test Selected: general
rashid
Q: momentum depends upon ________ ?
  • A: force
  • B: velocity of the body
  • C: mass of the body
  • D: both velocity and mass of the body
Test Selected: general
rashid
Q: __________ law of motion is also called law of inertia ?
  • A: 1st
  • B: 2nd
  • C: 3rd
  • D: none
Test Selected: general
rashid
Q: Slope of velocity time graph is _______ ?
  • A: distance
  • B: acceleration
  • C: force
  • D: momentum
Test Selected: general
rashid
Q: the rate of change of momentum is equal to________ ?
  • A: force
  • B: velocity
  • C: acceleration
  • D: motion
Test Selected: general
rashid
Q: At which angle the range of the projectile is maximum ?
  • A: 30
  • B: 60
  • C: 45
  • D: none
Test Selected: general
rashid
Q: 1st law of motion gives the definition of ?
  • A: rest
  • B: motion
  • C: velocity
  • D: force
Test Selected: general
rashid
Q: inertia of an object is quantitative measure of its _______ ?
  • A: volume
  • B: density
  • C: mass
  • D: temperature
Test Selected: general
rashid
Q: Area under velocity time graph represents ?
  • A: force
  • B: displacement
  • C: distance
  • D: acceleration
Test Selected: general
rashid
Q: when body is in motion _______ always changes ?
  • A: its velocity
  • B: its acceleration
  • C: its position vector
  • D: its momentum
Test Selected: general
rashid
Q: Linear expansion occurs in______ ?
  • A: solid
  • B: liquid
  • C: both
  • D: none
Test Selected: general
rashid
Q: The first book of Physics was written by ?
  • A: kelvin
  • B: Aristotle
  • C: Faraday
  • D: newton
Test Selected: general
rashid
Q: The______ branch of physics deals with nuclear particles such as neutrons, protons and electrons. ?
  • A: solid state physics
  • B: plasma physics
  • C: nuclear physics
  • D: particle physics
Test Selected: general
rashid
Q: What is the unit of energy ?
  • A: Joule
  • B: Ampere
  • C: Pascal
  • D: Kelvin
Test Selected: ministry of defence jobs
Ali
Q: When an object is transferred from Earth to Moon ?
  • A: Its mass increases
  • B: Its weight increases
  • C: Its mass decreases
  • D: Its mass remains unchanged
Test Selected: state bank of pakistan jobs og2
Anwar
Q: When an object is transferred from the moon to the earth ?
  • A: its weight decreases and its mass increases on the earth
  • B: its weight increases and its mass decreases on the earth
  • C: its weight and mass remain constant on the earth
  • D: its weight increases and its mass remains constant on the earth
Test Selected: state bank of pakistan jobs og2
Anwar
Q: ?
  • A:
  • B:
  • C:
  • D:
Test Selected: general
Q: Electric generator converts mechanical energy into ?
  • A: Heat energy
  • B: Electrical energy
  • C: Solar energy
  • D: Nuclear energy
Test Selected: nts
Syed Rashid
Q: One coulomb per second is equal to ?
  • A: One volt
  • B: One ampere
  • C: One watt
  • D: One ohm
Test Selected: nts
Syed Rashid
Q: The S.I unit of current is ?
  • A: Ohm
  • B: Coulomb
  • C: Volt
  • D: Ampere
Test Selected: nts
Syed Rashid
Q: If a charged capacitor is connected to earth its charge ?
  • A: Decrease
  • B: Increase
  • C: Remain same
  • D: None of above
Test Selected: nts
Syed Rashid
Q: As mass number increases , which of the following does not change ?
  • A: Binding energy
  • B: Mass
  • C: Volume
  • D: Density
Test Selected: nts
Syed Rashid
Q: Photodiode is not used in ?
  • A: Logic circuit
  • B: Photovoltaic cell
  • C: Detection of light
  • D: Automatic switching
Test Selected: nts
Syed Rashid
Q: Impedance of series circuit at resonance is ?
  • A: Inductive
  • B: Resistive
  • C: Capacitive
  • D: Both A and B
Test Selected: nts
Syed Rashid
Q: If current in two nearby loops is in same order.They ?
  • A: Attract
  • B: Repel
  • C: Attract and repel
  • D: No effect
Test Selected: nts
Syed Rashid
Q: The rest mass of photon is ?
  • A: Infinity
  • B: Zero
  • C: One
  • D: 9.110^-31 kg
Test Selected: nts
Syed Rashid
Q: The absorption power of a perfect black body is always ?
  • A: Zero
  • B: -1
  • C: 1
  • D: 100
Test Selected: nts
Syed Rashid
Q: If the temperature of a conductor is increased,the product of resistivity and conductivity ?
  • A: Increase
  • B: Decrease
  • C: Remains constant
  • D: Zero
Test Selected: nts
Syed Rashid
Q: The work done in moving a positive charge on an equipotential surface is ?
  • A: Finite
  • B: In finite
  • C: Zero
  • D: Finite and negative
Test Selected: nts
Syed Rashid
Q: One amu is equal to ?
  • A: 931 MeV
  • B: 932 MeV
  • C: 93.1 MeV
  • D: 0.931 MeV
Test Selected: nts
Syed Rashid
Q: One electron volt is equal to ?
  • A: 6.2510^28 joule
  • B: 6.2510^-18 joule
  • C: 1.610^-19 joule
  • D: 1.610^19 joule
Test Selected: nts
Syed Rashid
Q: Work done by the force of friction is ?
  • A: positive only for large frictional force
  • B: positive only for small frictional force
  • C: Always positve
  • D: Always negative
Test Selected: nts
Syed Rashid
Q: 4. Which of the following types of force can do no work on the particle on which it acts ?
  • A: centripetal force
  • B: elastic force
  • C: gravitational force
  • D: frictional force
Test Selected: nts
Syed Rashid
Q: Rectangular coordinate system is also called ?
  • A: spherical coordinate system
  • B: cylindrical coordinate system
  • C: cartesian coordinate system
  • D: polar coordinate system
Test Selected: nts
Syed Rashid
Q: Addition of vector obeys ?
  • A: Commutative law
  • B: Associative law
  • C: Distributive law
  • D: All above options
Test Selected: nts
Syed Rashid
Q: How many types of units are in SI ?
  • A: One
  • B: Two
  • C: Three
  • D: Four
Test Selected: nts
Syed Rashid
Q: The S.I unit of heat is ?
  • A: Watt
  • B: Volt
  • C: Joule
  • D: Newton
Test Selected: nts
Syed Rashid
Q: Potentiometer can be used as ?
  • A: Ohm meter
  • B: Ammeter
  • C: Galvanometer
  • D: Potential divider
Test Selected: nts
Syed Rashid
Q: The S.I unit of Power is ?
  • A: Columbs
  • B: Meter
  • C: Watt
  • D: Newton
Test Selected: nts
Syed Rashid
Q: Which electric bulb has the least resistance ?
  • A: 60 watts
  • B: 100 watts
  • C: 200 watts
  • D: 500 watts
Test Selected: nts
Syed Rashid
Q: The study of electric charges at rest under the action of electric force is known as ?
  • A: Electrostatic
  • B: Electrodynamics
  • C: Electronics
  • D: Electromagnetism
Test Selected: nts
Syed Rashid
Q: The SI unit of pressure is ?

Answer: Pascal

Test Selected: nts
Ali Zain
Q: The SI unit of charge is ?
  • A: Ampere
  • B: Coulomb
  • C: Ohm
  • D: Volt
Test Selected: nts
Ali Zain
Q: which of the following ray has Highest penetration power ?
  • A: Alpha Rays
  • B: Beta Rays
  • C: Gamma Rays
  • D: Ultraviolet
Test Selected: ppsc
Ali Zain
Q: For sending sound waves at a large distance, which waves are used ?
  • A: Infra Red Waves
  • B: Radio Waves
  • C: Light Waves
  • D: X-rays
Test Selected: ppsc
Aliza
Q: Ohm's law is not applicable for ?

Answer: semiconductor

Test Selected: ministry of defence jobs
Ali Zain
Q: Birds depend on Newton's ____________ law of motion ?

Answer: 3rd

Test Selected: ministry of defence jobs
Afsheen
Q: When an object is transferred from earth to moon ?

Answer: Mass remains unchanged

Test Selected: state bank of pakistan jobs og2
Amber Ali

About physics mcqs

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