Electromagnetic Field Theory The principle of dynamically induced emf is utilized in a transformer. choke. generator. thermocouple. transformer. choke. generator. thermocouple. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric dipole of moment P is placed in front of a ground sphere. The change induced on the surface of the sphere is (Assume radius of sphere = R and distance from dipole to centre of sphere = d) Zero. PR/d2. PR/d. PR 2/d3. Zero. PR/d2. PR/d. PR 2/d3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following can induce the maximum induced voltage ? 1 amp 100 Hz. 1 amp 1 Hz. 20 amp dc. 1 amp dc. 1 amp 100 Hz. 1 amp 1 Hz. 20 amp dc. 1 amp dc. 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 electric flux is given D = (2y2 + z) Ix + 4xy Iy + x Iz C/m2. The volume charge density at point (-1, 0, 3) is - 4 C/m3. - 8 C/m3. 0 C/m3. - 2 C/m3. - 4 C/m3. - 8 C/m3. 0 C/m3. - 2 C/m3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The power gain of a half-wave dipole with respect to an isotropic radiator is 6 db 4.15 db 2.15 db 3 db 6 db 4.15 db 2.15 db 3 db ANSWER DOWNLOAD EXAMIANS APP
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