Electromagnetic Field Theory The power gain of a half-wave dipole with respect to an isotropic radiator is 2.15 db 6 db 4.15 db 3 db 2.15 db 6 db 4.15 db 3 db ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Parabolic and lens antenna used at High frequency Microwave frequency Medium frequency Low frequency High frequency Microwave frequency Medium frequency Low frequency ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The frequency range for satellite communication is 30000 to 300000 MHz 3000 to 30000 MHz 3 to 30 kHz 300 to 3000 kHz 30000 to 300000 MHz 3000 to 30000 MHz 3 to 30 kHz 300 to 3000 kHz ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A wire 1 m long carries a current of 5A and is at an angle of 30o with B = 1.5 wb/m2. Magnitude of force is 5 N. 2 N. 3.75 N. 2.5 N. 5 N. 2 N. 3.75 N. 2.5 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnitude of the induced emf in a conductor depends upon on the rate of change of flux linkage. amount of flux cut. amount of flux linkage. flux density of the magnetic field. rate of change of flux linkage. amount of flux cut. amount of flux linkage. flux density of the magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two straight parallel conductors carry equal currents in opposite direction. The force between them is attractive. none of above. zero. repulsive. attractive. none of above. zero. repulsive. ANSWER DOWNLOAD EXAMIANS APP
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