Electromagnetic Field Theory In a perfect conductor the incident and reflected wave combine to produce A stronger incident wave A stronger reflected wave None of these A standing wave which is not progressing A stronger incident wave A stronger reflected wave None of these A standing wave which is not progressing ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A square corner reflector is used in All of these Point to point communication Tv broadcast Radio astronomy All of these Point to point communication Tv broadcast Radio astronomy 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 None of these The direction of the conductor The weight of the conductor The value of current None of these The direction of the conductor The weight of the conductor The value of current ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The effective reactance of an inductive coil 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. none of these. decreases because of stray capacitance as the frequency increases. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric flux in coulombs emanating from any surface of a cube containing C coulombs of charge at its centre is Q / 4π. Q / 6. Q / 6ε. 4πQ / 6ε. Q / 4π. Q / 6. Q / 6ε. 4πQ / 6ε. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic circuit requires 800 AT to produce a certain quantity of flux in a magnetic circuit. If its excitation coil has 100 turns and 5 Ohm resistance, the voltage to be applied in exciting coil is 8 V. 60 V. 40 V. 80 V. 8 V. 60 V. 40 V. 80 V. ANSWER DOWNLOAD EXAMIANS APP
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