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The sensitivity of a galvanometer of res...

The sensitivity of a galvanometer of resistance `990Omega` is increased by `10` times. The shunt used is

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The combined resistance of a galvanometer of resistance 495 Omega and its shunt is 9.9 Omega . Find the shunt resistance.

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The sensitivity of a galvanometer is 60 divisions/Amp. When a shunt is used, its sensitivity becomes 10 divisions/amp. If galvanometer is of resistance 20Omega , · the value of shunt used is :