Magnetism and Electromagnetism The attraction capacity of electromagnet will increase if the Flux density increases Core area increases Core length increases Flux density decreases Flux density increases Core area increases Core length increases Flux density decreases ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism If a loop in a basic dc generator suddenly begins rotating at a faster speed, the induced voltage increases decreases remains unchanged reverses polarity increases decreases remains unchanged reverses polarity ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Core of an electromagnet should have High susceptibility Both low coercivity and high susceptibility Low coercivity None of the listed here High susceptibility Both low coercivity and high susceptibility Low coercivity None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The main constituent of permalloy is Tungsten Cobalt Nickel Chromium Tungsten Cobalt Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is the unit of magnetic flux density? Lumens Tesla None of the listed here Weber Lumens Tesla None of the listed here Weber ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The unit of relative permeability is None of the listed here Hennry/meter Its dimensionless Hennry None of the listed here Hennry/meter Its dimensionless Hennry ANSWER DOWNLOAD EXAMIANS APP
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