Current Electricity

Question: A potentiometer consists of a wire of length 4 m and resistance 10 $\Omega$. It is connected to cell of emf 2 V. The potential difference per unit length of the wire will be

1) 0.5 V/m

2) 10 V/m

3) 2 V/m

4) 5 V/m

Solution:

Explanation: No Explanation

Different Measuring Instruments Potentiometer Meter Bridge

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