Magnetism and Electromagnetism What is the magneto-motive force (mmf) of a wire with 8 turns carrying three amperes of current? 240 At 24 At 2.4 At 2,400 At 240 At 24 At 2.4 At 2,400 At ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism If the cross-sectional area of a magnetic field increases, but the flux remains the same, the flux density increases decreases doubles remains the same increases decreases doubles remains the same ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The bar magnet has Monopole moment None of the listed here Dipole moment Both dipole and monopole moment Monopole moment None of the listed here Dipole moment Both dipole and monopole moment ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What will be the magnetic potential difference across the air gap of 2 cm length in magnetic field of 200 AT/m? 16 AT 4 AT 10 AT 8 AT 16 AT 4 AT 10 AT 8 AT ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The susceptibility of paramagnetic materials generally lies between 10"2 and KT5 KT3 and 1CT6 KT4 and KT8 1CT3 and 1CT7 10"2 and KT5 KT3 and 1CT6 KT4 and KT8 1CT3 and 1CT7 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetism left in the iron after exciting field has been removed is known as permeance reluctance susceptance residual magnetism permeance reluctance susceptance residual magnetism ANSWER DOWNLOAD EXAMIANS APP
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