Electromagnetic Field Theory Mutual inductance between two magnetically coupled coils depends on the number of their turns. all of above. permeability of core. cross sectional area of their common core. the number of their turns. all of above. permeability of core. cross sectional area of their common core. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following is true for a purely inductive circuit ? Any capacitance even if present in the circuit will not be charged. Reactive power of the circuit is zero. Apparent power of the circuit is zero. Actual power of the circuit is zero. Any capacitance even if present in the circuit will not be charged. Reactive power of the circuit is zero. Apparent power of the circuit is zero. Actual power of the circuit is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory As a result of reflection from a plane conducting wall, electromagnetic waves acquire an apparent velocity greater than the velocity of light in space. This is called the normal velocity. group velocity. velocity of propagation. phase velocity. normal velocity. group velocity. velocity of propagation. phase velocity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two coils have inductances L1 = 1200 mH and L2 = 800 mH. They are connected in such a way that flux in the two coils aid each other and inductance is measured to be 2500 mH, then Mutual inductance between the coils is ___________ mH. 150. 225. 145. 250. 150. 225. 145. 250. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the unit of magnetic charge Ampere. Ampere meter. Ampere-meter square. Coulomb. Ampere. Ampere meter. Ampere-meter square. Coulomb. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a current carrying conductor is brought into magnetic field, the force that moves the conductor depends upon None of these The weight of the conductor The direction of the conductor The value of current None of these The weight of the conductor The direction of the conductor The value of current ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS