Question

Qn 17 pls step wise ......dosto~~~~~~~~~○●●●●●●●■■■●○○○○☆☆☆☆☆☆☆☆☆

Answer 1

HEY MATE...!

HERE IS UR ANS IN THE ATTACHED PIC.

EXPLANATION:

3 N 2 OHM RESISTANCE ARE IN SERIES

R1+R2 = 3+2 =5 -------R'

6 N 4 OHM RESISTANCE ARE IN SERIES

R3 + R4 = 6+4=10 -------R"

NOW R' N R" N R5 ARE IN PARALLEL

1/5 + 1/10 + 1/30 = 1/3

1/Reff = 1/3

Reff = 3ohm

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