Question 1.
In which form is the supplied heat energy stored during change in temperature of substance?
A. Heat energy
B. Kinetic energy
C. Potential energy
D. Both kinetic and potential energy
Ans: B. Kinetic energy
Question 2.
Rate of doing work is called
A. Capacity
B. Energy
C. Power
D. Current
Ans: C. Power
Question 3.
The rotational effect of a force on a body about an axis of rotation is described in terms of
A. Centre of gravity
B. Centripetal force
C. Centrifugal force
D. Moment of force
Ans: D. Moment of force
Question 4.
The wall of a dam is broader at the base
A. Because streamlining is required
B. To withstand pressure that increases with depth
C. To withstand pressure that increases in a horizontal plane
D. To withstand pressure that is increased with atmospheric pressure
Ans: B. To withstand pressure that increases with depth
Question 5.
What is another name for energy of motion?
A. Motional energy
B. Potential energy
C. Kinetic energy
D. Rotational energy
Ans: C. Kinetic energy
Question 6.
The energy associated with motion is called
A. Potential energy
B. Kinetic energy
C. Both A & B
D. None of the above
Ans: B. Kinetic energy
Question 7.
At hill stations, the boiling point of water will be
A. Same as at sea level
B. Less than that at sea level
C. More than that at sea level
D. Equal to the melting point of ice
Ans: B. Less than that at sea level
Question 8.
It is easy to burst a gas-filled balloon with a needle than with a nail. It is because
A. Nail is more longer than needle.
B. Nail exerts more pressure than needle on the balloon.
C. Needle exerts more pressure than nail on the balloon.
D. Gas is reactive with the needle.
Ans: C. Needle exerts more pressure than nail on the balloon.
Question 9.
The rate at which energy is transferred is called
A. Power
B. Watt
C. Volt
D. Potential
Ans: A. Power
Question 10.
The boiling point of water decreases at higher altitudes is due to
A. Low temperature
B. Low atmospheric pressure
C. High temprature
D. High atmospheric pressure
Ans: B. Low atmospheric pressure
Question 11.
Instrument used to measure the force and velocity of the wind is
A. Ammeter
B. Anemometer
C. Altimeter
D. Audiometer
Ans: B. Anemometer
Question 12.
The force exerted on an object is 200 N and its mass is 100 kg. Find the acceleration of the object.
A. 2 m/s
B. 2 m
C. 2 m/sq.s
D. 2 s
Ans: C. 2 m/sq.s
Question 13.
An object with a mass of 22 kg moving with a velocity of 5 m/s possesses a kinetic energy of :
A. 275 J
B. 110 J
C. 2750 J
D. 110 J
Ans: A. 275 J
Question 14.
At boiling point of liquids, its
A. Temperature increases
B. Atmospheric pressure increases
C. Temperature remains constant
D. Vapour pressure decreases
Ans: C. Temperature remains constant
Question 15.
When pressure is increased the melting point of ice
A. Increases
B. Does not change
C. Decreases
D. Depends on the impurities in the ice
Ans: C. Decreases
Question 16.
The spokes used in the wheel of a bicycle increase its
A. Moment of inertia
B. Velocity
C. Acceleration
D. Momentum
Ans: A. Moment of inertia
Question 17.
In which of the following processes is energy released ?
A. Respiration
B. Photosynthesis
C. Ingestion
D. Absorption
Ans: A. Respiration
Question 18.
Contact force is another name for __
A. Friction
B. Magnetic force
C. Electrostatic force
D. Muscular force
Ans: D. Muscular force
Question 19.
The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall
A. Depends on the thickness of the wall
B. Increases with height of the wall
C. Increases with depth of the wall
D. Depends on the area of the wall
Ans: C. Increases with depth of the wall
Question 20.
It is difficult to cook rice
A. At the top of a mountain
B. At the sea level
C. Under a mine
D. Same anywhere
Ans: A. At the top of a mountain
Physics GK MCQs all set
- Physics MCQs Set-1
- Physics MCQs Set-2
- Physics MCQs Set-3
- Physics MCQs Set-4
- Physics MCQs Set-5
- Physics MCQs Set-6
- Physics MCQs Set-7
- Physics MCQs Set-8
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- Physics MCQs Set-11
- Physics MCQs Set-12
- Physics MCQs Set-13
- Physics MCQs Set-14
- Physics MCQs Set-15
- Physics MCQs Set-16
- Physics MCQs Set-17
- Physics MCQs Set-18
- Physics MCQs Set-19
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- Physics MCQs Set-22
- Physics MCQs Set-23
- Physics MCQs Set-24
- Physics MCQs Set-25
- Physics MCQs Set-26
- Physics MCQs Set-27
- Physics MCQs Set-28
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- Physics MCQs Set-31
- Physics MCQs Set-32
- Physics MCQs Set-33
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- Physics MCQs Set-35
- Physics MCQs Set-36
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- Physics MCQs Set-41
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- Physics MCQs Set-44
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- Physics MCQs Set-47
- Physics MCQs Set-48
- Physics MCQs Set-49
- Physics MCQs Set-50
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- Physics MCQs Set-55
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- Physics MCQs Set-59
- Physics MCQs Set-60
- Physics MCQs Set-61
- Physics MCQs Set-62
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- Physics MCQs Set-64
- Physics MCQs Set-65
- Physics MCQs Set-66
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- Physics MCQs Set-68
- Physics MCQs Set-69
- Physics MCQs Set-70
- Physics MCQs Set-71
- Physics MCQs Set-72
- Physics MCQs Set-73
- Physics MCQs Set-74
- Physics MCQs Set-75
- Physics MCQs Set-76
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