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 20 wb 0.02 wb 2 wb 0.2 wb 20 wb 0.02 wb 2 wb 0.2 wb ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction For a purely inductive circuit which of the following is true? Apparent power is zero Actual power of the circuit is zero Any capacitance even if present in the circuit will not be charged Relative power is zero Apparent power is zero Actual power of the circuit is zero Any capacitance even if present in the circuit will not be charged Relative power is zero ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A crack in the magnetic path of an inductor will result in Unchanged inductance Zero inductance Increased inductance Reduced inductance Unchanged inductance Zero inductance Increased inductance Reduced inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction An open coil has 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 Infinite resistance and normal inductance ANSWER DOWNLOAD EXAMIANS APP
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? 0.2 s None of the listed here 0.5 s 0.1 s 0.2 s None of the listed here 0.5 s 0.1 s ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following is not a unit of inductance? All of the listed here Hennry Coulomb/volt ampere Volt second per ampere All of the listed here Hennry Coulomb/volt ampere Volt second per ampere ANSWER DOWNLOAD EXAMIANS APP
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