Question

$\sf{Select\:the\:correct\:option..!}$

Q) In a meter-brigde experiment, the null point should be near centre of the bridge to minimize error due to:

a) End resistance
b) Contact resistance
c) Non uniformity of the wire
d) Overheating of wire

$\sf{Note:}$ Explain ​

Answer 1

Explanation:

In a meter bridge experiment the null point is obtained near the middle of the wire by a) adjusting the rheostat b) adjusting the emf of the battery. C) interchanging the