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General Knowledge :: Physics

  1. Fuse wire is made of an alloy of

  2. A.

     Tin and Lead

    B.

     Tin and Copper

    C.

     Lead and Copper

    D.

     Copper and Silver


  3. In the electrical circuit of a house, the fuse acts as

  4. A.

     A load

    B.

     A thermopile

    C.

     A safety device

    D.

     A step down device


  5. The nature of fuse wire is

  6. A.

     High resistance and low melting point.

    B.

     High resistance and high melting point.

    C.

     Low resistance and high melting point.

    D.

     Low resistance and low melting point.


  7. Which of these is exhibiting kinetic energy?

  8. A.

     An archer with a flexed bow

    B.

     A person sitting on a couch while watching TV

    C.

     A space station orbiting Earth

    D.

     All of the above


  9. An object having the capability to do work is said to possess

  10. A.

     Inertia

    B.

     Force

    C.

     Pressure

    D.

     Energy


  11. In which form is the supplied heat energy stored during change in temperature of substance?

  12. A.

     Heat energy

    B.

     Kinetic energy

    C.

     Potential energy

    D.

     Both kinetic and potential energy


  13. What is another name for energy of motion?

  14. A.

     Motional energy

    B.

     Potential energy

    C.

     Kinetic energy

    D.

     Rotational energy


  15. The rate at which energy is transferred is called

  16. A.

     Power

    B.

     Watt

    C.

     Volt

    D.

     Potential


  17. An object with a mass of 22 kg moving with a velocity of 5 m/s possesses a kinetic energy of :

  18. A.

     275 J

    B.

     110 J

    C.

     2750 J

    D.

     110 J


  19. In which of the following processes is energy released ?

  20. A.

     Respiration

    B.

     Photosynthesis

    C.

     Ingestion

    D.

     Absorption