Electromagnetic Field Theory Tropospheric scatter propagation is not subject to any fading. False True False True ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory XEROX machine is working on magnetic effect. electrostatic effect. peltier effect. heating effect of current. magnetic effect. electrostatic effect. peltier effect. heating effect of current. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnetic field at any point on the axis of current carrying circular coil will be parallel to axis. zero. at an angle 45o with the axis. perpendicular to axis. parallel to axis. zero. at an angle 45o with the axis. perpendicular to axis. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following can induce the maximum induced voltage ? 1 amp 1 Hz. 1 amp 100 Hz. 20 amp dc. 1 amp dc. 1 amp 1 Hz. 1 amp 100 Hz. 20 amp dc. 1 amp dc. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A plane wave in a homogeneous medium has E = 50 sin(108t + 2z) uy V/m. What is the direction of wave propagation y direction. z direction. – z direction. – y direction. y direction. z direction. – z direction. – y direction. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two coils are coupled in such a way that the mutual inductance between them is 20 mH. If the inductances of the coils are 40 mH and 50 mH respectively, the coefficient of coupling is 0.01. 0.577. 0.477. 0.447. 0.01. 0.577. 0.477. 0.447. ANSWER DOWNLOAD EXAMIANS APP