Electricity Book Back Questions

6th Standard

    Reg.No. :
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Science

Time : 00:45:00 Hrs
Total Marks : 30
    2 x 1 = 2
  1. Electricity is produced in

    (a)

    transformer

    (b)

    power station

    (c)

    electric wire

    (d)

    television

  2. In which among the following circuits does the bulb glow?

    (a)

    (b)

    (c)

    (d)

  3. 3 x 1 = 3
  4. ____________ is the device used to close or open an electric circuit.

    ()

    Switch

  5. The long perpendicular line in the electrical symbol represents its ________________ terminal.

    ()

    Positive

  6. The combination of two or more cells is called a ____________.

    ()

    Bartery.

  7. 3 x 1 = 3
  8. The switch is used to close or open an electric circuit.

    (a) True
    (b) False
  9. Pure water is a good conductor of electricity.

    (a) True
    (b) False
  10. Secondary cell can be used only once.

    (a) True
    (b) False
  11. 3 x 2 = 6
  12. Can you produce electricity from lemon?

  13. What type of circuit is there in a torch light?

  14. Circle the odd one out. Give reason for your choice.
    Switch, Bulb, Battery, Generator.

  15. 2 x 3 = 6
  16. Draw the circuit diagram for series connection.

  17. Silver is a good conductor but it is not preferred for making electric wires. Why?

  18. 2 x 5 = 10
  19. What is the source of electricity? Explain the various power stations in India?

  20. Tabulate the different components of an electric circuit and their respective symbols.

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