Electromagnetic Field Theory A charge which when placed in vacuum from an equal and similar charge repels with a force of 9 × 103 N, is known as pico - coulomb. milli - coulomb. micro - coulomb. coulomb. pico - coulomb. milli - coulomb. micro - coulomb. coulomb. 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 2.4 mm. 4 mm. 10 mm. 8.4 mm. 2.4 mm. 4 mm. 10 mm. 8.4 mm. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Conductor is constant and field is varying then emf will be induced. This principle is called virtually induced emf. static induced emf. dynamically induced emf. None of these virtually induced emf. static induced emf. dynamically induced emf. None of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The main disadvantage of the two-hole directional coupler is High standing wave ratio Narrow bandwidth Low directional coupling Poor directivity High standing wave ratio Narrow bandwidth Low directional coupling Poor directivity 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. n × k = 0. n = - k. n. k = 0. n = K. n × k = 0. n = - k. n. k = 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field strength of charge Increase square distance. Decrease with square distance. Decrease with distance. Increase distance. Increase square distance. Decrease with square distance. Decrease with distance. Increase distance. ANSWER DOWNLOAD EXAMIANS APP