Electromagnetic Field Theory When a wave is incident from the more dense into a less dense medium at an angle equal to or exceeding the critical angle, the wave suffers total internal __________ . None of these Reflection Refraction Transmission None of these Reflection Refraction Transmission ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The hysteresis loop of a magnetic material has an area of 5 cm2 with the scale given as 1 cm = 2 AT and 1 cm = 50 mwb At 50 Hz; the total hysteresis loss is 15 W. 25 W. 20 W. 50 W. 15 W. 25 W. 20 W. 50 W. 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 The transmitting antennas for lower frequencies (below 500 kHz) are generally Any of the above Parabolic reflector type Vertical grounded wire type Horizontal suspended wire type Any of the above Parabolic reflector type Vertical grounded wire type Horizontal suspended wire type ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The radiation pattern of Hertzian dipole in the plane perpendicular to dipole is a Null None of these Figure of eight Circle Null None of these Figure of eight Circle ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If a and b are the dimensions of waveguide then a = 3b a = 2b a = b a = b/4 a = 3b a = 2b a = b a = b/4 ANSWER DOWNLOAD EXAMIANS APP
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