Question

Two resistors of resistances R1=200+-8 ohm and R2 =100+-5 ohm are connected in parallel. Find the equivalent resistance of the parallel combination.

Answer 1

Explanation:

r1 = 200 - 8 = 192

r2 = 100-5 =95

in parallel

1/r = 1/r1 +1/r2

1/r = 1/192 + 1/95

1/r = ans u can get