Electromagnetic Field Theory The two windings of a transformer have an inductor of 2 H each. If mutual inductor between them is also 2 H, then it is a perfect transformer. transformer is an ideal transformer. turns ratio of the transformer is also two. none of these. it is a perfect transformer. transformer is an ideal transformer. turns ratio of the transformer is also two. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A conductor is rotating with in a magnetic field. At which of the positions do the peak voltages occur? Along the axis of the magnetic field. At an angle of 45° to the axis of the magnetic field. Anywhere. At right angles to the axis of the magnetic field. Along the axis of the magnetic field. At an angle of 45° to the axis of the magnetic field. Anywhere. At right angles to the axis of the magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory For DC voltage an inductor is virtually a short circuit. depends on magnitude of voltage. open circuit. depends on polarity. short circuit. depends on magnitude of voltage. open circuit. depends on polarity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of skin depth as 100 Hz in a material having μr = 1.0 and & σ = 3.60 × 107 s/m 8.4 mm. 10 mm. 2.4 mm. 4 mm. 8.4 mm. 10 mm. 2.4 mm. 4 mm. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The ability of charged bodies to exert force on one another is attributed to the existence of neutrons. protons. electrons. electric field. neutrons. protons. electrons. electric field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Parabolic and lens antenna used at Medium frequency Low frequency High frequency Microwave frequency Medium frequency Low frequency High frequency Microwave frequency ANSWER DOWNLOAD EXAMIANS APP
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