Electromagnetic Field Theory A coil of 300 turns is wound on a non-magnetic core having a mean circumference of 300 mm and a cross sectional area of 300 mm2. The current of 3 A will be 37.68 mH. 37.68 µH. 113.04 mH. 113.04 µH. 37.68 mH. 37.68 µH. 113.04 mH. 113.04 µH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In free space E (z, t) = 103 sin(ωt - βz) uy v/m. What is the value of H (z, t) (103/377) sin(ωt - β z)(ux) A/m. None of above. (103/377) cos(ωt - β z)(-ux) A/m. (103/377) sin(ωt - β z)(-ux) A/m. (103/377) sin(ωt - β z)(ux) A/m. None of above. (103/377) cos(ωt - β z)(-ux) A/m. (103/377) sin(ωt - β z)(-ux) A/m. 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. None of these dynamically induced emf. virtually induced emf. static induced emf. None of these dynamically induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Cork Screw rule is used to find direction of electric field. direction of magnetic field. direction of current. direction of emf. direction of electric field. direction of magnetic field. direction of current. direction of emf. 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 / 6ε. Q / 6. 4πQ / 6ε. Q / 4π. Q / 6ε. Q / 6. 4πQ / 6ε. Q / 4π. 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. n = K. n × k = 0. n. k = 0. n = - k. n = K. n × k = 0. ANSWER DOWNLOAD EXAMIANS APP
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