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Current Electricity Test - 146
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Current Electricity Test - 146

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  • Question 1/10
    4 / -1

    Solutions

  • Question 2/10
    4 / -1
    In the wheastone bridge shown below, in order to balance the bridge we must have

    Solutions

  • Question 3/10
    4 / -1
    A wire has resistance of 24 Ω is bent in the following shape. The effective resistance between A and B is

    Solutions

  • Question 4/10
    4 / -1
    The potential difference across 8 Ω resistance is 48V as shown in the figure. The value of potential differences across X and Y will be

    Solutions

  • Question 5/10
    4 / -1
    If power dissipated in 5Ω resistor in 20W, then power dissipated across 4Ω resistor will be.

    Solutions

  • Question 6/10
    4 / -1
    In the given curcuit, the value of current through 2Ω resistor is....

  • Question 7/10
    4 / -1
    A curent of 3A flows from A to B through the wire shown in figure If the potential at A is 45V, then the potential at B will be

    Solutions

  • Question 8/10
    4 / -1
    In the given figure, battery E is balanced on 55 cm length of potentiometer wire but when a resistance of 10 Ω is connected in parallel with the battery then it balances on 50cm length of the potenitometer wire then internal resistance r of the battery is.

    Solutions

  • Question 9/10
    4 / -1
    Form the graph between current I and voltage V shown below, identity the portion corresponding to negative resistance.

  • Question 10/10
    4 / -1
    Find the current in the differrent resistors shown in figure

    Solutions

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