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Parallel Circuits

Q1: What is the total resistance of four 1 k parallel-connected resistors?

A 200 ohms

B 250 ohms

C 400 ohms

D 4 kilohms

ANS:B - 250 ohms

The total resistance(1/R) = 1/1+1/1+1/1+1/1
1/R = 4/1 -: R = 1/4 K Ohms
= 0.250 K Ohms
R = 250 Ohms



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