Physics Questions Practice Question and Answer

Q:

Which of the following produces more flame?

798 1

  • 1
    Steam
    Correct
    Wrong
  • 2
    hot air
    Correct
    Wrong
  • 3
    Sun rays
    Correct
    Wrong
  • 4
    All these
    Correct
    Wrong
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Answer : 1. "Steam"

Q:

The best conductor of heat is?

894 0

  • 1
    Silver
    Correct
    Wrong
  • 2
    gold
    Correct
    Wrong
  • 3
    copper
    Correct
    Wrong
  • 4
    Aluminum
    Correct
    Wrong
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Answer : 1. "Silver"

Q:

On increasing the pressure on ice, what will be its melting point?

1003 0

  • 1
    decrease
    Correct
    Wrong
  • 2
    increase
    Correct
    Wrong
  • 3
    become zero
    Correct
    Wrong
  • 4
    remain unchanged
    Correct
    Wrong
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Answer : 1. "decrease"

Q:

One horse power is equal to how many watts?

1281 0

  • 1
    450 watts
    Correct
    Wrong
  • 2
    600 watts
    Correct
    Wrong
  • 3
    734 watts
    Correct
    Wrong
  • 4
    746 watts
    Correct
    Wrong
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Answer : 4. "746 watts"

Q:

An iron needle floats on the surface of water. What is the reason for this phenomenon?

877 0

  • 1
    viscosity
    Correct
    Wrong
  • 2
    acceleration due to gravity
    Correct
    Wrong
  • 3
    surface tension
    Correct
    Wrong
  • 4
    none of these
    Correct
    Wrong
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Answer : 3. "surface tension"

Q:

Which scientist first melted two pieces of ice by rubbing them together?

1435 0

  • 1
    Celsius
    Correct
    Wrong
  • 2
    Joule
    Correct
    Wrong
  • 3
    Davy
    Correct
    Wrong
  • 4
    none of these
    Correct
    Wrong
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Answer : 3. "Davy"

Q:

Which of the following quantities is not a vector?

760 0

  • 1
    Velocity
    Correct
    Wrong
  • 2
    Volume
    Correct
    Wrong
  • 3
    Displacement
    Correct
    Wrong
  • 4
    force
    Correct
    Wrong
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Answer : 2. "Volume"

Q:

What will remain unchanged if the quantity of the commodity changes?

1585 0

  • 1
    Volume
    Correct
    Wrong
  • 2
    Density
    Correct
    Wrong
  • 3
    mass
    Correct
    Wrong
  • 4
    load
    Correct
    Wrong
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Answer : 2. "Density"

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