Home
Class 12
PHYSICS
The inductance of a coil in which a curr...

The inductance of a coil in which a current of 0.2 A is increasing at the rate of `0.5 A/s` represents a power flow of 0.5W is

A

10H

B

5H

C

15H

D

50H

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

An emf of 96.0 mV is induced in the windings of a coil when the current in a nearby coil is increasing at the rate of 1.20 A/s . What is the mutual inductance (M) of the two coils ?

Find the self-inductance of a circuit in which an e.m.f. of 10V is induced when the current in the circuit changes uniformly from1A to0.5A in 0.2s.

The self inductance of a coil is 5 H, a current of 1 A change to 2 A within 5 second through the coil. The value of induced e.m.f. will be

The average e.m.f. induced in a coil in which the current changes from 2 ampere to 4 ampere in 0.05 second is 8 volt. What is the self inductance of the coil?

The magnetic induction at a point on the axis of a circular current carrying coil at a distance equal to the radius of coil carrying a current of 0.5 A is

The mutual inductance of a pair of coils is 0.75H. If the current in the primary coil changes from 0.5A to zero in 0.01s, find the average induced e.m.f. in the secondary.

The magnetic induction at the centre of a coil made from a wire of length 22 cm carrying a current of 0.5 A is

The speed of sound in air at 0^@C is 332 m//s . If it increases at the rate of 0.6 m//s per degree, what will be the temperature when the velocity has increased to 344 m//s ?

The speed of sound in air at 0^@ C is 332 m/s, If it increases at the rate of 0.6 m/s per degree, what will be the temperature when the velocity has increased to 344 m/s?

The current passing through a choke coil of 5 Henry is decreasing at the rate of 2 A//sec. The e.m.f. developing across the coil is