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Current Electri...

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  • Question 1
    4 / -1

    The thermistors are usually made of

  • Question 2
    4 / -1

    A potential difference is applied across the ends of a metallic wire. If the potential difference is doubled, the drift velocity will

  • Question 3
    4 / -1

    Two resistances R and 2R are connected in parallel in an electric circuit. The thermal energy developed in R and 2R is in the ratio

  • Question 4
    4 / -1

    A wire of resistance 18Ω is divided into three equal parts. These parts are connected in side of triangle, the equivalent resistance of any two corners of triangle will be

  • Question 5
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    A metallic wire of resistance 12 Ω is bent to form a square. The resistance between two diagonal points would be

  • Question 6
    4 / -1

    Resistance of rod is 1Ω It is bent in form of square. What is resistance across adjoint comers ?

  • Question 7
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    How many minimum number of 2Ω resistance can be connected to have an effective resistance of 1.5Ω?

  • Question 8
    4 / -1

    The resistance of the series combination of two resistances is S. When they are joined in parallel, the total resistance is P. If S = nP, then the minimum possible value of n is

  • Question 9
    4 / -1

    Kirchhoff s second law for the analysis of circuit is based on

  • Question 10
    4 / -1

    The resistance of ideal voltmeter is

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