Question

fill in the blank if three resistor each of Register 3 ohm are connected in parallel then the effective resistance will be.....

Answer 1

r1= 3ohm
r2=3ohm
r3=3ohm
$\frac{1}{r} = \frac{1}{r1} + \frac{1}{r2} + \frac{1}{r3}$
=1/3+1/3+1/3
=3/3
=1ohm ans
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Answer 2

this is the answer. b