Magnetism and Electromagnetism In a simple magnetic field the strength of magnet flux is constant and has same value in energy part of the magnetic field decreases continuously from initial value to final value first increases and then decreases till it becomes zero increases continuously from initial value to final value is constant and has same value in energy part of the magnetic field decreases continuously from initial value to final value first increases and then decreases till it becomes zero increases continuously from initial value to final value 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 reverses polarity increases remains unchanged decreases reverses polarity increases remains unchanged decreases ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The unit of relative permeability is Its dimensionless Hennry None of the listed here Hennry/meter Its dimensionless Hennry None of the listed here Hennry/meter ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The uniform magnetic field is The field in which all lines of magnetic flux are parallel and equidistant The field of a set of parallel conductors None of the listed here The field of a single conductor The field in which all lines of magnetic flux are parallel and equidistant The field of a set of parallel conductors None of the listed here The field of a single conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The most effective and quickest may of making a magnet from soft iron is by Induction Rubbing with another magnet The use of permanent magnet Placing it inside a coil carrying current Induction Rubbing with another magnet The use of permanent magnet Placing it inside a coil carrying current ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetism left in the iron after exciting field has been removed is known as susceptance permeance reluctance residual magnetism susceptance permeance reluctance residual magnetism ANSWER DOWNLOAD EXAMIANS APP
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