If resistance across LM in Fig. 2.30 is 15 ohms, the value of R is________?

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A40 Q

B30 Q

C10 Q

D20 Q

Correct answer

B. 30 Q

Explanation

The correct answer is 30 Q.

If resistance across LM in Fig. 2.30 is 15 ohms, the value of R is________? - Answer and Explanation | Academy of Pakistan