Electromagnetic Field Theory Magnetic field intensity at centre of circular coil, of diameter 1 m and carrying a current of 2 A is 4 A/m. 8 A/m. 2 A/m. 1 A/m. 4 A/m. 8 A/m. 2 A/m. 1 A/m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electrical field strength at a distance point A due to a point charge +q, located at the origin, is 100 µl v/m. If the point charge is now enclosed by a perfectly conducting metal sheet sphere whose centre is at origin, A, outside the sphere, becomes - 100 μ v/m. 0. 100 μ v/m. None of above. - 100 μ v/m. 0. 100 μ v/m. None of above. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The potential that appears at a point in space due to the current which caused it is called potential Accelerating Oscillating Retardation Lagging the current Accelerating Oscillating Retardation Lagging the current ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In a perfect conductor the incident and reflected wave combine to produce A stronger reflected wave A stronger incident wave A standing wave which is not progressing None of these A stronger reflected wave A stronger incident wave A standing wave which is not progressing None of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The tubes of force within the magnetic material are known as magnetic flux. lines of force. none of them. tubes of indication. magnetic flux. lines of force. none of them. tubes of indication. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following represents ohms law All of these V = RI J = σE I = GV All of these V = RI J = σE I = GV ANSWER DOWNLOAD EXAMIANS APP
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