Questions
A cell of internal resistance and of emf 1.5 volt balances 500 cm on a potentiometer wire. If a wire of is connected between the balance point and the cell, then the balance point will shift
detailed solution
Correct option is D
Balance point has some fixed position on potentiometer wire. It is not affected by the addition of resistance between balance point and cell.Talk to our academic expert!
Similar Questions
In the network shown, when switch S is open balancing length AN1 = 60 cm and when the switch S is closed, balancing length AN2 = 50 cm. then the value of r is
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