Friday 22 April 2016

A wire of resistance 5 ohms is connected to a battery of emf 2V and internal resistance 1 ohm. In 2 mts, how much energy is transferred from chemical to electrical form?

(a)   480 J
(b)   120 J
(c)    80 J
(d)   4/3 J

Ans: C

No comments: