Electromagnetic induction A 500 turns solenoid develops an average induced voltage of 60 V. Over what time interval must a flux change of 0.06 Wb occur to produce such a voltage? 0.1 s 0.5 s 0.2 s None of the listed here 0.1 s 0.5 s 0.2 s None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Higher the self-inductance of a coil, Greater the flux produced by it Lower the e.m.f. induced Lesser its weber-turns Longer the delay in establishing steady current through it Greater the flux produced by it Lower the e.m.f. induced Lesser its weber-turns Longer the delay in establishing steady current through it ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction In case of an inductance, current is proportional to Both of the listed here None of the listed here Magnetic field Voltage across the inductance Both of the listed here None of the listed here Magnetic field Voltage across the inductance 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 Halved Doubled Quadrupled Unaffected Halved Doubled Quadrupled 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 30 N 120 N 90 N 60 N 30 N 120 N 90 N 60 N ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A conductor 2 meters long moves at right angles to a magnetic field of flux density 1 tesla with a velocity of 12.5 m/s. The induced e.m.f. in the conductor will be 25 V 15 V 10 V 12 V 25 V 15 V 10 V 12 V ANSWER DOWNLOAD EXAMIANS APP
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