Electromagnetic Field Theory An emf of 16 volts is induced in a coil of inductance 4 H. The rate of change of current must be 4 A / s. 64 A / s. 32 A / s. 16 A / s. 4 A / s. 64 A / s. 32 A / s. 16 A / s. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The skip distance is the maximum distance upto which ionospheric reflection is possible. False True False True ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If n is the polarization vector and k is the direction of propagation plane electromagnetic wave, then n × k = 0. n. k = 0. n = - k. n = K. n × k = 0. n. k = 0. n = - k. n = K. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A point charge in space is attracted towards a dielectric material because of the phenomenon of dielectric polarisation. dielectric hysteresis. all of above. maximisation of electrostatic flux. phenomenon of dielectric polarisation. dielectric hysteresis. all of above. maximisation of electrostatic flux. 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 4 mm. 8.4 mm. 10 mm. 2.4 mm. 4 mm. 8.4 mm. 10 mm. 2.4 mm. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In above question no. 9, the average force on the core to reduce the air gap will be 3332.47 N. 1666.22 N. 6664.8 N. 832.29 N. 3332.47 N. 1666.22 N. 6664.8 N. 832.29 N. ANSWER DOWNLOAD EXAMIANS APP
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