Electromagnetic Field Theory The magnetic field required to reduce the residual magnetism to zero is called Saturation magnetism. Coercivity. Hysteresis. Retentivity. Saturation magnetism. Coercivity. Hysteresis. Retentivity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If a and b are the dimensions of waveguide then a = 2b a = 3b a = b/4 a = b a = 2b a = 3b a = b/4 a = b ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Between a hollow and solid metal sphere, charge reside on outer surface in hollow and throughout in solid on outer surface in hollow and throughout in solid. None of above. on outer surface in both. on outer surface in hollow and throughout in solid on outer surface in hollow and throughout in solid. None of above. on outer surface in both. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory According to Coulomb’s law, the force of attraction or repulsion, between to electrical charges is inversely proportional to the distance between them. directly proportional to the distance between them. inversely proportional to the square of the distance between them. directly proportional to the square of the distance between them. inversely proportional to the distance between them. directly proportional to the distance between them. inversely proportional to the square of the distance between them. directly proportional to the square of the distance between them. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic field B = 5 × 10-2 uz T exerts a force on 0.02 m conductor along the x-axis. The conductor carried a current of 5 mA in the – ux direction. What force must be applied to the conductor to hold it in position 5 × 10-5 uz N. 5 × 10-5 ux N. - 5 × 10-5 uy N. 5 × 10-5 uy N. 5 × 10-5 uz N. 5 × 10-5 ux N. - 5 × 10-5 uy N. 5 × 10-5 uy N. 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 4πQ / 6ε. Q / 4π. Q / 6. Q / 6ε. 4πQ / 6ε. Q / 4π. Q / 6. Q / 6ε. ANSWER DOWNLOAD EXAMIANS APP