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In the given circuit , the galvometer G ...


In the given circuit , the galvometer G will show zero deflection if

A

`R_(1)R_(2) = R_(3) R_(4)`

B

`R_(1) R_(3) = R_(2)R_(4)`

C

`R_(1)R_(4) = R_(2)R_(3)`

D

none of the above

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Knowledge Check

  • In the given circuit, the galvanmeter G will show zero deflection if

    A
    `R_(1) R_(2) = R_(3) R_(4)`
    B
    `R_(1) R_(3) = R_(2) R_(4)`
    C
    `R_(1) R_(4) = R_(2) R_(3)`
    D
    galvanometer can't have zero current for any relation between the resistances

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    A
    `200 Omega`
    B
    `100 Omega`
    C
    `500 Omega`
    D
    `1000 Omega`

  • In the circuit, the galvanometer G shows zero deflection. If the batteries A and B have negligible internal resistance, the value of the resistor R will be

    A
    `200 Omega`
    B
    `100 Omega`
    C
    `500 Omega`
    D
    `1000 Omega`

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