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. 10 mm. 8.4 mm. 2.4 mm. 4 mm. 10 mm. 8.4 mm. 2.4 mm. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The right hand rule for determining the direction of the induced EMF was introduced by Lenz Fleming Faraday Maxwell Lenz Fleming Faraday Maxwell ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A fan blade of length 2R rotates in a time period T in a magnetic field B. The induced voltage in the blade is proportional to 2RBT. R2B / T. R2BT. RBT. 2RBT. R2B / T. R2BT. RBT. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A pure inductor is connected across a voltage source. Find the active power drawn by the inductor? maximum either 1 or 2 None of these 0 maximum either 1 or 2 None of these 0 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In a lossless medium the intrinsic impedance η = 60π and μr = 1. The relative dielectric constant εr shall be 2. 8. 1. 4. 2. 8. 1. 4. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following circuit element stores energy in electro-magnetic field? Inductor. Condenser. Variable Resistor. Capacitor. Inductor. Condenser. Variable Resistor. Capacitor. ANSWER DOWNLOAD EXAMIANS APP
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