Electromagnetic Field Theory If E is the electric field intensity, then what is the value of divergence of (curl of E)? E. | E |. Null vector. Zero. E. | E |. Null vector. Zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A copper disc is rotated rapidly below a freely suspended magnetic needle. The magnetic needle starts rotating with velocity equal to that of disc and in the opposite direction. equal to that of disc and in the same direction. less than that of disc but in opposite direction. less than that of disc and in the same direction. equal to that of disc and in the opposite direction. equal to that of disc and in the same direction. less than that of disc but in opposite direction. less than that of disc and in the same direction. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Mutual inductance between two magnetically coupled coils depends on permeability of core. all of above. cross sectional area of their common core. the number of their turns. permeability of core. all of above. cross sectional area of their common core. the number of their turns. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory How much current must flow in a loop of radius 1m to produce a magnetic field of 1 mA/m? 2 mA. 1mA. 2.5 mA. 1.5 mA. 2 mA. 1mA. 2.5 mA. 1.5 mA. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Whenever the magnetic flux changes with respect to an electric conductor or a coil, an EMF is induced in the conductor is Faraday’s second law third law fourth law first law second law third law fourth law first law ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric field on a place described by its potential V = 20 (r -1 + r-2) where r is the distance from the source. The field is due to Both of A and B. A quardra pole. A dipole. A monopole. Both of A and B. A quardra pole. A dipole. A monopole. ANSWER DOWNLOAD EXAMIANS APP
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