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Electricity Tes...

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  • Question 1
    1 / -0

    A stream of electrons moving through a conductor constitutes a _______.

  • Question 2
    1 / -0

    “The potential difference across the ends of a resistor is directly proportional to the current through it, provided its temperature remains the same”.

    The above is the statement of which of the following law?

  • Question 3
    1 / -0

    The resistance of the conductor is independent of _____.

  • Question 4
    1 / -0

    Which of the following is used as heating filament in electric toasters?

  • Question 5
    1 / -0

    The current drawn by an electric bulb from a 220 V source, if the resistance of the bulb filament is 1200 Ω.

  • Question 6
    1 / -0

    An electric heater of resistance 200Ω takes a current of 2A.

    The heal developed in 30 sec is ________.

  • Question 7
    1 / -0

    The commercial unit of electrical energy is __________.

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