Mutually inductance between two magnetically coupled coils depends on Options: A . &nbspPermeability of the core B . &nbspThe number of their turns C . &nbspCross-sectional area of their common core D . &nbspAll of the above

Mutually inductance between two magnetically coupled coils depends on

Question

Mutually inductance between two magnetically coupled coils depends on

Options:

A . Permeability of the core

B . The number of their turns

C . Cross-sectional area of their common core

D . All of the above

Answer: Option D

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Question 1. Current changing from 8 A to 12 A in one second induced 20 volts in a coil. The value of inductance is....

Question 2. A coil induces 350 mV when the current changes at the rate of 1 A/s. The value of inductance is....

Question 3. The direction of induced e.m.f. can be found by....

Question 4. In an iron cored coil the iron core is removed so that the coil becomes an air cored coil. The inductance of the coil wi....an air cored coil. The inductance of the coil will

Question 5. Higher the self-inductance of a coil,....

Question 6. The inductance of a coil will increase under all the following conditions except....

Question 7. The self-inductance of the coil may be defined as equal to the e.m.f. induced in volts when the current in the circuit c....the circuit changes at the rate of unit Weber turns.

Question 8. As per Faraday's laws of electromagnetic induction, an e.m.f. is induced in a conductor whenever it....

Question 9. Air-core coils are practically free from....

Question 10. The coefficient of coupling between two air core coils depends on....

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