Question

Answer with explanation..

Answer 1

pls refer the attachment for better understanding

Between A and X two Resistors are connected in parallel

Rp= R /2

Between B and Ytwo Resistors are connected in parallel

Rp= R /2

Between A,X ,Y ,B three resistors are placed in series

Rs = R/2 + R/2 + R

Rs = 2R

Between A and B two resistors are connected in parallel

Rp = 2R ×R /3R

Rp =2R/3

Answer 2

Explanation:

= Answer is 2R/3

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