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Electricity Tes...

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  • Question 1
    1 / -0

    An electric bulb is rated $$750 \ W - 200 \  V$$. Calculate the magnitude of current.

  • Question 2
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    Heating effect of current is due to

  • Question 3
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    Calculate the current through a lamp of 25w operating at 220v.

  • Question 4
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    The equivalent resistance of resistors connected in series is always

  • Question 5
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    An electric stove uses _________ resistances.

  • Question 6
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    A bulb uses 5000J of energy in 10s, calculate its power.

  • Question 7
    1 / -0

    1mA =

  • Question 8
    1 / -0

    The direction of current in a conductor is in the direction of flow of

  • Question 9
    1 / -0

    SI unit of electrical energy is

  • Question 10
    1 / -0

    An electric bulb works on the principle of:

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