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Energy Test - 4...

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  • Question 1
    1 / -0

    In bringing a charge of 10 milli coulombs from infinity to a point at which potential is 12v, work done is-

  • Question 2
    1 / -0

    A pendulum rocks back and forth. In an ideal setting, this motion would go on perpetually without loss of mechanical energy. Realistically, if you held a pendulum up and made it go in motion, it would slow to a stop.

    What is responsible for the pendulum gradually losing mechanical energy? Ignore the mass of the string holding the pendulum bob in motion.

  • Question 3
    1 / -0

    In an electric motor, the conversion of energy that takes place is:

  • Question 4
    1 / -0

    A battery, left idle is-

  • Question 5
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    Which of the following statement is not correct?

  • Question 6
    1 / -0

    The capacity of a body is called ______ .

  • Question 7
    1 / -0

    Energy is-

  • Question 8
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    A ball is placed on a compressed spring. On releasing the spring, the ball flies away. Then which of the following is not incorrect?

  • Question 9
    1 / -0

    Conversion by electric heater is-

  • Question 10
    1 / -0

    Water falls from a height 500 m. What will be the rise in temperature of water at bottom if whole energy remains in the water?

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