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 90 N 60 N 30 N 120 N 90 N 60 N 30 N 120 N ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction As per Faraday's laws of electromagnetic induction, an e.m.f. is induced in a conductor whenever it Lies perpendicular to the magnetic flux Lies in a magnetic field Moves parallel to the direction of the magnetic field Cuts magnetic flux Lies perpendicular to the magnetic flux Lies in a magnetic field Moves parallel to the direction of the magnetic field Cuts magnetic flux ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which circuit element(s) will oppose the change in circuit current? Capacitance only Resistance only Inductance only Inductance and capacitance Capacitance only Resistance only Inductance only Inductance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The inductance of a coil will increase under all the following conditions except 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 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 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The core of a coil has a length of 200 mm. The inductance of coil is 6 mH. If the core length is doubled, all other quantities, remaining the same, the inductance will 12 mH 24 mH 3 mH 28 mH 12 mH 24 mH 3 mH 28 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A crack in the magnetic path of an inductor will result in Increased inductance Reduced inductance Zero inductance Unchanged inductance Increased inductance Reduced inductance Zero inductance Unchanged inductance ANSWER DOWNLOAD EXAMIANS APP
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