Parallel Circuits - Technical MCQs

Q1:

What is the product-over-sum result of 150 and 6800?

A 150

B 146.7

C 0.006

D 6800

ANS:B - 146.7

Product over sum = product/sum = (r1*r2)/(r1+r2).
= (150 * 6800)/(150+6800)
= 1020000/6950.
= 146.76258993 answer.