Physics (2017) Discuss

Three 3 resistance are connected in parallel what is the equivalent resistance?

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Question 12
A

1

B

9

C

3

D

0.33

Explanation

Resistor connected in a parallel have an equivalence given by
\(\frac{1}{\text{Reff}}\) = \(\frac{1}{3}\) + \(\frac{1}{3}\) + \(\frac{1}{3}\)

= \(\frac{1 + 1 + 1}{3}\) = \(\frac{3}{3}\) = 1

Reff = 1


Correct option: A

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