Electromagnetic Field Theory Find the length of a conductor which is moving with a velocity 0.4m/s in a magnetic field of 8T, inducing an emf of 20V. 0.6m. 6.25m. 0.5m. 5.25m. 0.6m. 6.25m. 0.5m. 5.25m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electrical field strength at a distance point A due to a point charge +q, located at the origin, is 100 µl v/m. If the point charge is now enclosed by a perfectly conducting metal sheet sphere whose centre is at origin, A, outside the sphere, becomes 0. - 100 μ v/m. 100 μ v/m. None of above. 0. - 100 μ v/m. 100 μ v/m. None of above. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The force required to seperate two surfaces with a contact area measuring 5 cm by 6 cm, when flux density normal to the surface is 0.8 tesla, will be 76.4 N. 7640 N. 76400 N. 764 N. 76.4 N. 7640 N. 76400 N. 764 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which antenna is a wideband antenna? Folded dipole Marconi antenna Hertz antenna None of these Folded dipole Marconi antenna Hertz antenna None of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic current is composed of which of the following? Only conduction current. None of these Only displacement current. Both conduction and displacement current. Only conduction current. None of these Only displacement current. Both conduction and displacement current. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following represents ohms law I = GV J = σE All of these V = RI I = GV J = σE All of these V = RI ANSWER DOWNLOAD EXAMIANS APP
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