Electromagnetic Field Theory Midway between two equal and similar charges, a third equal and similar charge is placed, then this third charge will remain in stable equilibrium. not be equilibrium. be in unstable equilibrium. will move out of the field of influence of two charges. remain in stable equilibrium. not be equilibrium. be in unstable equilibrium. will move out of the field of influence of two charges. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If a and b are the dimensions of waveguide then a = 3b a = 2b a = b a = b/4 a = 3b a = 2b a = b a = b/4 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If E is the electric field intensity, then what is the value of divergence of (curl of E)? E. Null vector. | E |. Zero. E. Null vector. | E |. Zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Voltage applied across a dielectric produces an electrostatic field 50 times greater than air. The dielectric constant of the dielectric will be 20. 10. 5. 50. 20. 10. 5. 50. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of magnetic vector potential due to an infinitesimally small current element, evaluated at infinite distance from it? Depends on strength of current element. Zero. Infinity. Unity. Depends on strength of current element. Zero. Infinity. Unity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnitude of the induced emf in a conductor depends upon on the flux density of the magnetic field. amount of flux cut. rate of change of flux linkage. amount of flux linkage. flux density of the magnetic field. amount of flux cut. rate of change of flux linkage. amount of flux linkage. ANSWER DOWNLOAD EXAMIANS APP
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