Electromagnetic Field Theory The attenuation in waveguide above to cut off frequency Zero Very low Infinite Very high Zero Very low Infinite Very high ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a conductor moves in the field, so that it makes an angle 8 with the lines of flux, the force F is given as : F = Bl sin2 0. Yes No Yes No ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A waveguide operated below cut off frequency can be used as None An attenuator Phase shifter An isolator None An attenuator Phase shifter An isolator ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An emf of 16 volts is induced in a coil of inductance 4 H. The rate of change of current must be 4 A / s. 32 A / s. 16 A / s. 64 A / s. 4 A / s. 32 A / s. 16 A / s. 64 A / s. 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. phase velocity. velocity of propagation. normal velocity. group velocity. phase velocity. velocity of propagation. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following is the unit of inductance? Milli- henry. Webers / m. Ampere turns. Ohm. Milli- henry. Webers / m. Ampere turns. Ohm. ANSWER DOWNLOAD EXAMIANS APP
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