Magnetism and Electromagnetism If the cross-sectional area of a magnetic field increases, but the flux remains the same, the flux density decreases increases remains the same doubles decreases increases remains the same doubles ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is not a unit of flux? Weber All of the listed here Maxwell Tesla Weber All of the listed here Maxwell Tesla ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetism left in the iron after exciting field has been removed is known as reluctance residual magnetism permeance susceptance reluctance residual magnetism permeance susceptance ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The relative permeability is less than unity is case of Ferrits Diamagnetic material Paramagnetic material Ferromagnetic material Ferrits Diamagnetic material Paramagnetic material Ferromagnetic material 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 decreases reverses polarity increases remains unchanged decreases reverses polarity increases remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Strength of an electromagnet can be increased by Increasing the number of turns Increasing the cross-sectional area Increasing current supply All of the listed here Increasing the number of turns Increasing the cross-sectional area Increasing current supply All of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS