Electromagnetic induction The inductance of a coil will increase under all the following conditions except When more area for each turn is provided When permeability of the core increases When the number of turns of the coil increase When more length for the same number of turns is provided When more area for each turn is provided When permeability of the core increases When the number of turns of the coil increase When more length for the same number of turns is provided ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Both the number of turns and the core length of an inductive coil are doubled. Its self-inductance will be Unaffected Quadrupled Doubled Halved Unaffected Quadrupled Doubled Halved ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A 200 turn coil has an inductance of 12 mH. If the number of turns is increased to 400 turns, all other quantities (area, length etc.) remaining the same, the inductance will be 12 mH 24 mH 48 mH 6 mH 12 mH 24 mH 48 mH 6 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Mutually inductance between two magnetically coupled coils depends on All of the listed here Cross-sectional area of their common core The number of their turns Permeability of the core All of the listed here Cross-sectional area of their common core The number of their turns Permeability of the core ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The coefficient of coupling between two air core coils depends on Mutual inductance and self inductance of two coils Self-inductance of two coils only Mutual inductance between two coils only None of the listed here Mutual inductance and self inductance of two coils Self-inductance of two coils only Mutual inductance between two coils only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A coil induces 350 mV when the current changes at the rate of 1 A/s. The value of inductance is 3500 mH 250 mH 350 mH None of the listed here 3500 mH 250 mH 350 mH None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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