Physics Practice Question and Answer

Q:

Boyle's Law holds good for any gas at 

2696 0

  • 1
    Low temperature and high pressures
    Correct
    Wrong
  • 2
    Low temperature and low pressures
    Correct
    Wrong
  • 3
    High temperature and low pressures
    Correct
    Wrong
  • 4
    High temperature and high pressures
    Correct
    Wrong
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Answer : 1. "Low temperature and high pressures "

Q:

Which one of the following is not a vector amount?

2637 2

  • 1
    velocity
    Correct
    Wrong
  • 2
    momentum
    Correct
    Wrong
  • 3
    mass
    Correct
    Wrong
  • 4
    angular velocity
    Correct
    Wrong
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Answer : 3. "mass"

Q:

If a person sitting in a lift then when will he feel that his weight gets increased? 

2508 0

  • 1
    Going upward with constant velocity
    Correct
    Wrong
  • 2
    Going downward with constant velocity
    Correct
    Wrong
  • 3
    When the elevator going upward expeditiously
    Correct
    Wrong
  • 4
    When the elevator going down expeditiously
    Correct
    Wrong
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Answer : 3. "When the elevator going upward expeditiously "

Q:

How many calories are gained by drinking a glass of water?

2489 0

  • 1
    25
    Correct
    Wrong
  • 2
    50
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 3. "0 "

Q:

An object is in static equilibrium when it is ________.  

2440 5

  • 1
    moving in a circular path
    Correct
    Wrong
  • 2
    at rest
    Correct
    Wrong
  • 3
    moving with uniform velocity
    Correct
    Wrong
  • 4
    accelerating at high speed
    Correct
    Wrong
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Answer : 2. "at rest "

Q:

'Bar' is the unit of

2426 1

  • 1
    temperature
    Correct
    Wrong
  • 2
    heat
    Correct
    Wrong
  • 3
    current
    Correct
    Wrong
  • 4
    atmospheric pressure
    Correct
    Wrong
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Answer : 4. "atmospheric pressure"

Q:

Example of complementary unit?

2415 1

  • 1
    force
    Correct
    Wrong
  • 2
    heat
    Correct
    Wrong
  • 3
    Angle
    Correct
    Wrong
  • 4
    pressure
    Correct
    Wrong
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Answer : 3. "Angle"

Q:

Transformer is used for -

2363 0

  • 1
    To step up DC voltage
    Correct
    Wrong
  • 2
    To step up or step-down AC voltages
    Correct
    Wrong
  • 3
    Converting AC into Dc
    Correct
    Wrong
  • 4
    Converting DC into AC
    Correct
    Wrong
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Answer : 2. "To step up or step-down AC voltages"

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