Question

What's the answer.....




A ring of diameter 2 m is made up of a uniform wire of resistance 2 X 10-3 W m-1. The effective resistance across the ends of the diameter is
A.
p X 10-3ohm




B. 2p X 10-3ohm
C. 4p X 10-3ohm
D. 4 X 10-3ohm​

Answer 1

Answer:

What's the answer.....

A ring of diameter 2 m is made up of a uniform wire of resistance 2 X 10-3 W m-1. The effective resistance across the ends of the diameter is

A.

p X 10-3ohm

B. 2p X 10-3ohm

C. 4p X 10-3ohm

D. 4 X 10-3ohm