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Calculate the equivalent resistance between A and B. (a)6.67 ohm

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in Basic Electrical Engineering by (88.7k points)
Calculate the equivalent resistance between A and B.

(a) 6.67 ohm

(b) 46.67 ohm

(c) 26.67 ohm

(d) 10.67 ohm

This question was posed to me during an interview.

Asked question is from Series Circuits and Parallel Networks topic in chapter Simple DC Networks of Basic Electrical Engineering

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Best answer
The correct choice is (a) 6.67 ohm

The best explanation: R=20||20||20=6.67 ohm. The three 20 ohm resistors are in parallel and re-sistance is measured across this terminal.

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