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 1000 N 300 N 400 N 100 N 1000 N 300 N 400 N 100 N ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following circuit elements will oppose the change in circuit current? Capacitance Resistance All of the listed here Inductance Capacitance Resistance All of the listed here Inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Higher the self-inductance of a coil, Lesser its weber-turns Longer the delay in establishing steady current through it Lower the e.m.f. induced Greater the flux produced by it Lesser its weber-turns Longer the delay in establishing steady current through it Lower the e.m.f. induced Greater the flux produced by it ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction An e.m.f. of 16 volts is induced in a coil of inductance 4H. The rate of change of current must be 12 A/s 16 A/s 4 A/s 20 A/s 12 A/s 16 A/s 4 A/s 20 A/s ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction An open coil has Infinite resistance and normal inductance Infinite resistance and zero inductance Zero resistance and inductance Zero resistance and high inductance Infinite resistance and normal inductance Infinite resistance and zero inductance Zero resistance and inductance Zero resistance and high inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The polarity of the induced voltage can be determined by using the left-hand generator rule. No Yes No Yes ANSWER DOWNLOAD EXAMIANS APP
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