no current flows through the galvanometer . what is x ?

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In the circuit shown in figure , the internal resistance of the cell is negligible . For the value of R = 40/x ohm , no current flows through the galvanometer . what is x ?
15
Nov
In the circuit shown in figure , the internal resistance of the cell is negligible . For the value of R = 40/x ohm , no current flows through the galvanometer . what is x ? In the circuit shown in Figure no current flows through the galvanometer . what is x ? the internal [...]
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Tags: In the circuit shown in Figure , no current flows through the galvanometer . what is x ? , the internal resistance of the cell is negligible . For the value of R = 40/x ohm ,