Electromagnetic Field Theory The virtual height of an ionospheric layer is __________ true height Higher than No relation Less than Equal to Higher than No relation Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following can induce the maximum induced voltage ? 1 amp 100 Hz. 1 amp 1 Hz. 1 amp dc. 20 amp dc. 1 amp 100 Hz. 1 amp 1 Hz. 1 amp dc. 20 amp dc. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Skin depth is proportional to 1/√σ. √(σ). Permeability. Frequency. 1/√σ. √(σ). Permeability. Frequency. 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 __________ . Refraction Transmission Reflection None of these Refraction Transmission Reflection None of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a current carrying conductor is brought into magnetic field, the force that moves the conductor depends upon The direction of the conductor None of these The value of current The weight of the conductor The direction of the conductor None of these The value of current The weight of the conductor ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A satellite that simply reflect back the signals from one region of the earth to the other region is known as Geostationary satellite Active satellite Passive satellite Orbiting satellite Geostationary satellite Active satellite Passive satellite Orbiting satellite ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS