Question

38. The electrical resistance of a
healthy man is [2011A]
A750,000 12 (B) 10,000 12
(C)1,000 12 (D) 10 12
[20170
​

Answer 1

Answer:

1

=

4×20

3×2

+

20

1

=

20

1

×

2

5

R

eff

=8Ω

Answer 2

Explanation:

The magnetic field at the centre of a circular loop of area A is B. The

magnetic moment of the loop will be

BA2

BA3/2

BA3/2l