Electromagnetic Field Theory The wave in wave guide has Group velocity inversely proportional to wavelength Larger wavelength than in the free space Diminishing wavelength than in the free space Larger frequency than in the free space Group velocity inversely proportional to wavelength Larger wavelength than in the free space Diminishing wavelength than in the free space Larger frequency than in the free space ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following circuit element stores energy in electro-magnetic field? Inductor. Capacitor. Condenser. Variable Resistor. Inductor. Capacitor. Condenser. Variable Resistor. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnetic field required to reduce the residual magnetism to zero is called Coercivity. Retentivity. Saturation magnetism. Hysteresis. Coercivity. Retentivity. Saturation magnetism. Hysteresis. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The effective reactance of an inductive coil none of these. decreases because of stray capacitance as the frequency increases. increases because of stray capacitance as the frequency increases. remains same irrespective of the frequency. none of these. decreases because of stray capacitance as the frequency increases. increases because of stray capacitance as the frequency increases. remains same irrespective of the frequency. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two straight parallel conductors carry equal currents in opposite direction. The force between them is none of above. zero. repulsive. attractive. none of above. zero. repulsive. attractive. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Coulombs law for the force between electric charges most closely resembles with Law of conservation of energy. Newtons law of motion. Newtons law of gravitation. Gauss theorem. Law of conservation of energy. Newtons law of motion. Newtons law of gravitation. Gauss theorem. ANSWER DOWNLOAD EXAMIANS APP
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