Electromagnetic Field Theory An insulated metal sphere of 20 cm diameter is charged by rubbing with charges 2 × 10-8 C. Potential developed will be 900 V. 0 V. 1800 V. 200 V. 900 V. 0 V. 1800 V. 200 V. 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 both. None of above. on outer surface in hollow and throughout in solid on outer surface in hollow and throughout in solid. on outer surface in both. None of above. on outer surface in hollow and throughout in solid ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two spheres of radius r1 and r2 are connected by a conducting wire. Each of the spheres has been given a charge Q. Now larger sphere will have smalled potential. smaller sphere will have zero potential. larger sphere will have greater potential. both of sphere will have same potential. larger sphere will have smalled potential. smaller sphere will have zero potential. larger sphere will have greater potential. both of sphere will have same potential. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The wave in wave guide has Diminishing wavelength than in the free space Group velocity inversely proportional to wavelength Larger frequency than in the free space Larger wavelength than in the free space Diminishing wavelength than in the free space Group velocity inversely proportional to wavelength Larger frequency than in the free space Larger wavelength than in the free space ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of this statement is not characteristic of a static magnetic field magnetic flux lines are always closed. it has no sink or sources. it is solenoidal. it is conservative. magnetic flux lines are always closed. it has no sink or sources. it is solenoidal. it is conservative. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The virtual height of an ionospheric layer is __________ true height Less than Equal to No relation Higher than Less than Equal to No relation Higher than ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS