Two identical resistors

PHYSICS · Single correct · A Level · Physics · Electricity · Electricity

Problem

Two identical resistors, each of

4\,\Omega

, are connected first in series and then in parallel across the same ideal battery. If

H_s

and

H_p

are the heats produced in the resistors in a given time

t

in the series and parallel arrangements respectively, what is the ratio

\dfrac{H_p}{H_s}

? (a)

2

(b)

4

(c)

\dfrac{1}{4}

(d)

1