Electromagnetic induction The inductance of a coil will increase under all the following conditions except When permeability of the core increases When more length for the same number of turns is provided When the number of turns of the coil increase When more area for each turn is provided When permeability of the core increases When more length for the same number of turns is provided When the number of turns of the coil increase When more area for each turn is provided ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Find the force acting on a conductor 3m long carrying a current of 50 amperes at right angles to a magnetic field having a flux density of 0.67 tesla 400 N 1000 N 100 N 300 N 400 N 1000 N 100 N 300 N ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Mutually inductance between two magnetically coupled coils depends on The number of their turns All of the listed here Permeability of the core Cross-sectional area of their common core The number of their turns All of the listed here Permeability of the core Cross-sectional area of their common core ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A conductor carries 125 amperes of current under 60° to a magnetic field of 1.1 tesla. The force on the conductor will be nearly 120 N 60 N 90 N 30 N 120 N 60 N 90 N 30 N ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction An average voltage of 10 V is induced in a 250 turns solenoid as a result of a change in flux which occurs in 0.5 second. The total flux change is 0.02 wb 0.2 wb 20 wb 2 wb 0.02 wb 0.2 wb 20 wb 2 wb ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The polarity of the induced voltage can be determined by using the left-hand generator rule. Yes No Yes No ANSWER DOWNLOAD EXAMIANS APP
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