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In the circuit, the galvanometer G shows...

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

`200Omega`

B

`100Omega`

C

`500Omega`

D

`1000Omega`

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

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

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

  • For 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`

  • 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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