Electromagnetic Field Theory The frequency range for satellite communication is 3000 to 30000 MHz 300 to 3000 kHz 30000 to 300000 MHz 3 to 30 kHz 3000 to 30000 MHz 300 to 3000 kHz 30000 to 300000 MHz 3 to 30 kHz ANSWER DOWNLOAD EXAMIANS APP
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 Refraction Transmission Reflection None of these Refraction Transmission Reflection ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A point charge in space is attracted towards a dielectric material because of the maximisation of electrostatic flux. all of above. phenomenon of dielectric polarisation. dielectric hysteresis. maximisation of electrostatic flux. all of above. phenomenon of dielectric polarisation. dielectric hysteresis. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The skip distance is the maximum distance upto which ionospheric reflection is possible. True False True False ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two infinite parallel metal plates are charged with equal surface charge density of the same polarity. The electric field in the gap between the plates is same as that produced by one plate. double the field produced by one plate. zero. dependent on coordinates of field points. same as that produced by one plate. double the field produced by one plate. zero. dependent on coordinates of field points. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A negative point charge q = - 40 nC is moving with velocity of 6 × 106 m/s in a direction specited by unit vector uy + 0.6 uz. Find the magnitude of force vector on the moving particle by the field B = 2 ux + 3 uy + 5 uz mT and E = 2 ux - 3 uy + 5 uz KV/m 144 μN. 1144 μN. 1440 μN. 244 μN. 144 μN. 1144 μN. 1440 μN. 244 μN. ANSWER DOWNLOAD EXAMIANS APP
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