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MHT CET Physics question

PhysicsMoving Charges and MagnetismMHT CET

The shunt that must be used to send part of the main current through a galvanometer is (resistance of galvanometer is 79 )

Answer: (B)

Solution

Shunt carries 79/80 of the current, so \dfrac{1/80}{79/80}\dfrac{79}{79}$=1\

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Question ID VK-078397