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Which one of the following statements ab...

Which one of the following statements about kinetic energy is true ?

A

Kineticenergycanbemeasuredinwatts.

B

Kineticenergyisalwaysequaltothepotentialenergy.

C

Kineticenergyisalwayspositive.

D

Kineticenergyisaquantitativemeasureofinertia.

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • A proton and an electron are released from an infinite distance apart and they get attracted towars each other. Which of the following statement about their kinetic energy is true?

    A
    Kinetic energy of electron is more than that of proton
    B
    Kinetic energy of electron is less than that of proton
    C
    Kinetic energy of electron = kinetic energy of proton
    D
    None of the above is true as it depends on the distance between the particles

  • Which of the following statements about kinetic energy (K.E.) is true?

    A
    All objects moving with the same velocity have the same K.E.
    B
    The K.E. of a body will quadruple if its velocity doubles
    C
    As the velocity of a body increases, its K.E. decreases
    D
    The K.E. of a body is independent of its mass

  • Which of the following statements about kinetic energy (K.E.) is true?

    A
    All objects moving with the same velocity have the same K.E.
    B
    The K.E. of a body will quadruple if its velocity doubles .
    C
    As the velocity ofa body increases, its K.E. decreases.
    D
    The K.E. of a body is independent of its mass.

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