In the given circuit, when the circuit is switched on, then ammeter reads 0.5 A The value of unknown resistor R is |
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(a) |
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(b) |
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(c) |
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(d) |
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In the given circuit, when the circuit is switched on, then ammeter reads 0.5 A The value of unknown resistor R is |
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(a) |
|
(b) |
|
(c) |
|
(d) |
|