Magnetism and Electromagnetism What is the magnetomotive force (mmf) of a wire with 8 turns carrying three amperes of current? 2,400 At 24 At 240 At 2.4 At 2,400 At 24 At 240 At 2.4 At ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The Biotsavart's law is a general modification of Kirchhoff's law Ampere's law Faraday's laws Lenz's law Kirchhoff's law Ampere's law Faraday's laws Lenz's law ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The unit of flux is the same as that of Resistance Reluctance Pole strength Permanance Resistance Reluctance Pole strength Permanance ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is decreased, the voltage induced across the coil will Remain Constant Decrease Be excessive Increase Remain Constant Decrease Be excessive Increase ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Gilbert is a unit of conductance electromotive force permittivity magnetomotive force conductance electromotive force permittivity magnetomotive force ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Magnetism of a magnet can be destroyed by Hammering All of the listed here By inductive action of another magnet Heating Hammering All of the listed here By inductive action of another magnet Heating ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS