If a charge in current of 0.01 A in one coil produces a change in magnetic flux

If a charge in current of 0.01 A in one coil produces a change in magnetic flux of 1.2 x 10⁻² Wb in the outer coil, then the mutual inductance of the coils in henry is

Options

(a) 0
(b) 1.2
(c) 3
(d) 1.5

Correct Answer:

1.2

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

View Comments (1)

  • Magenetic flux=LXdI/dt
    flux=2 x 10^(-2)
    current flown in 1 sec is 0.001 amppere
    ie,dI/dt = 0.01A
    =>2 x 10^(-2) = L x 0.001
    =>L = 2 x 10^(-2)/0.001
    =>L = 2H

Related Questions

  1. A lift is moving down with acceleration a.A man in the lift drops a ball
  2. The photoelectric threshold wevelength for potassium (work function being 2 eV) is
  3. The turn ratio of a transformer is 1:2. An electrolytic dc cell of emf 2 volt is connected
  4. A cycle wheel of radius 4 m completes one revolution in two seconds. Then acceleration
  5. At what angle should the two forces 2P and √2 P act,so that the resultant force is P√10?