Magnetism and Electromagnetism What is the magneto-motive force (mmf) of a wire with 8 turns carrying three amperes of current? 24 At 240 At 2,400 At 2.4 At 24 At 240 At 2,400 At 2.4 At ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Substances which have permeability less than the permeability of free space are known as Bipolar Ferro magnetic material Diamagnetic material Paramagnetic material Bipolar Ferro magnetic material Diamagnetic material Paramagnetic material ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Susceptibility is positive for ferromagnetic substances non-magnetic substances diamagnetic substances None of these ferromagnetic substances non-magnetic substances diamagnetic substances None of these ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Two long parallel conductors carry 100 A. If the conductors are separated by 20 mm, the force per meter of length of each conductor will be 0.1 N 0.01 N 10 N 100 N 0.1 N 0.01 N 10 N 100 N ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Ferrites are materials. Diamagnetic Paramagnetic Ferromagnetic None of the listed here Diamagnetic Paramagnetic Ferromagnetic None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A 300 mm long conductor is carrying a current of 10 A and is situated at right angles to a magnetic field having a flux density of 0.8 T ; the force on the conductor will be 24 N 240 N 2.4 N 0.24 N 24 N 240 N 2.4 N 0.24 N ANSWER DOWNLOAD EXAMIANS APP
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