Electromagnetic induction Which of the following inductor will have the least eddy current losses? Powdered iron core Laminated iron core Air core Iron core Powdered iron core Laminated iron core Air core Iron core ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The property of coil by which a counter e.m.f. is induced in it when the current through the coil changes is known as Self-inductance Capacitance Mutual inductance Series aiding inductance Self-inductance Capacitance Mutual inductance Series aiding inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following circuit elements will oppose the change in circuit current? All of the listed here Capacitance Inductance Resistance All of the listed here Capacitance Inductance Resistance 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
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 20 wb 2 wb 0.2 wb 0.02 wb 20 wb 2 wb 0.2 wb ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Increasing the field or increasing the current will decrease the force on the conductor. Yes No Yes No ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS