Advertisements
Advertisements
Question
A plot of magnetic flux (Φ) versus current (I) is shown in the figure for two inductors A and Β. Which of the two has larger value of self inductance?
Advertisements
Solution
Inductor A has the larger value of self-inductance.
APPEARS IN
RELATED QUESTIONS
The currents flowing in the two coils of self-inductance L1 = 16 mH and L2 = 12 mH are increasing at the same rate. If the power supplied to the two coil is equal, find the ratio of the energies stored in the two coils at a given instant ?
An average emf of 20 V is induced in an inductor when the current in it is changed from 2.5 A in one direction to the same value in the opposite direction in 0.1 s. Find the self-inductance of the inductor.
What are the values of the self-induced emf in the circuit of the previous problem at the times indicated therein?
When a coil is connected to a D.C. source of e.m.f. 12 volt, then a current of 4 ampere flows in it. If the same coil is connected to a 12 volt, 25 cycle/s A.C sources, then the current flowing in it is 2.4 A. The self-inductance of the coil will be ______
Magnetic flux of 12 microweber is linked with a coil. When current of 3 mA flows through it, the self inductance of the coil is ____________.
What is meant by magnetic coupling coefficient?
Which ratio defines the self-inductance of a coil using magnetic flux linkage?
What is the magnetic field inside a long air-core solenoid?
In which field is the energy of an inductor stored?
