Current Electricity

Question: The ammeter A reads 2 A and the voltmeter V reads 20 V. the value of resistance R is (Assuming finite resistance's of ammeter and voltmeter)

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1) Exactly 10 ohm

2) Less than 10ohm

3) More than 10ohm

4) We cannot definitely say

Solution:

Explanation: No Explanation

Different Measuring Instruments Potentiometer Meter Bridge

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