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Current Electri...

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  • Question 1
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  • Question 2
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  • Question 3
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  • Question 4
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    Assertion: when temperature of a conductor is increased its resistance increses.
    Reason: Free electorns collide collide frequently

  • Question 5
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  • Question 6
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    Assertion: when temperature of a conductor is increased its resistance increses.
    Reason: Free electorns collide collide frequently

  • Question 7
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  • Question 8
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    Assertion: Current I is flowing through a cylindrical wire of non-uniform cross-section as shown section of wire near A will be more heated compared to the section near B.
    Reason: Current density near A is more

  • Question 9
    4 / -1

    An electrical circuit is shown in fig the values of resistance and the directions of the currents are shown A voltmeter of resistance 400Ω is connected across the 400Ω resistor the battery has negligible internal resistance.
    The residing of the voltmeter is.

  • Question 10
    4 / -1

    An electrical circuit is shown in fig the values of resistasnces and the directions of the currents are shown A voltmeter of resistance 400Ω is connected across the 400Ω resistor the battery has negligible internal resistance.
    The value of current i2 is

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