Question

if 3 resistors of each value of 3 ohms r connected in parallel combination. there equivalent resistance is

Answer 1

The three resistances are equal.

So, R1?=R2?=R3?=3Ω

R = 1/R1 + 1/R2 + 1R3

  = 1/3 +1/3  +1/3

  =1

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