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 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. larger sphere will have smalled potential. smaller sphere will have zero potential. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An emf of 16 volts is induced in a coil of inductance 4 H. The rate of change of current must be 4 A / s. 64 A / s. 16 A / s. 32 A / s. 4 A / s. 64 A / s. 16 A / s. 32 A / s. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory As a result of reflection from a plane conducting wall, electromagnetic waves acquire an apparent velocity greater than the velocity of light in space. This is called the phase velocity. group velocity. normal velocity. velocity of propagation. phase velocity. group velocity. normal velocity. velocity of propagation. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric field of 1.92 × 103 N/C is maintained across two plates separated by 0.015 m. Potential difference across plates will be 1.4 V. 28.8 V. 2.88 V. 14.40 V. 1.4 V. 28.8 V. 2.88 V. 14.40 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of this statement is not characteristic of a static magnetic field it is conservative. it is solenoidal. it has no sink or sources. magnetic flux lines are always closed. it is conservative. it is solenoidal. it has no sink or sources. magnetic flux lines are always closed. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Tropospheric scatter is used with frequencies in the UHF VHF HF VLF UHF VHF HF VLF ANSWER DOWNLOAD EXAMIANS APP
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