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  4. In the circuit shown the readings of ammeter and voltmeter are 4A and 20V respectively. The meters are non-ideal, then R is: <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/p-n7b0i2jdqvzdal9l.jpg />

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Q. In the circuit shown the readings of ammeter and voltmeter are $4A$ and $20V$ respectively.
The meters are non-ideal, then $R$ is :
Question

NTA AbhyasNTA Abhyas 2020

Solution:

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