A tangent galvanometer of resistance `10Omega` shows a deflection of `60^(@)` when inserted in a circuit whose total resistance (including that of the
A tangent galvanometer of resistance `10Omega` shows a deflection of `60^(@)` when inserted in a circuit whose total resistance (including that of the galvanometer) is `100Omega`. What shunt must be used to reduce the deflection to `30^(@)`?
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