Electromagnetic induction The inductance of a coil will increase under all the following conditions except 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 When permeability of the core increases ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following is not a unit of inductance? Volt second per ampere All of the listed here Hennry Coulomb/volt ampere Volt second per ampere All of the listed here Hennry Coulomb/volt ampere ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A laminated iron core has reduced eddy-current losses because The magnetic flux is concentrated in the air gap of the core The laminations are stacked vertically More wire can be used with less D.C. resistance in coil The laminations are insulated from each other The magnetic flux is concentrated in the air gap of the core The laminations are stacked vertically More wire can be used with less D.C. resistance in coil The laminations are insulated from each other ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The self-inductance of the coil may be defined as equal to the e.m.f. induced in volts when the current in the circuit changes at the rate of unit Weber turns. Yes No Yes No ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following circuit elements will oppose the change in circuit current? All of the listed here Inductance Resistance Capacitance All of the listed here Inductance Resistance Capacitance 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