Electromagnetic Field Theory Which of following can induce the maximum induced voltage ? 1 amp dc. 1 amp 100 Hz. 20 amp dc. 1 amp 1 Hz. 1 amp dc. 1 amp 100 Hz. 20 amp dc. 1 amp 1 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnetic field required to reduce the residual magnetism to zero is called Retentivity. Saturation magnetism. Coercivity. Hysteresis. Retentivity. Saturation magnetism. Coercivity. Hysteresis. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The force experienced by a current carrying conductor lying parallel to a magnetic field is Bil cosθ. Bil sinθ. zero. BIL. Bil cosθ. Bil sinθ. zero. BIL. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The force on a charge moving with velocity v under the influence of electric and magnetic fields is given by which one of the following q(E +V × H). q(E + V × B). q(E + B × V). q(H + V × E). q(E +V × H). q(E + V × B). q(E + B × V). q(H + V × E). ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The Kirchhoff’s current law is implict in expression Divergence of B = 0. Curl of H = J + (δ D)/(δ t). Surface integral of (j.ds) = 0. Divergence of D = ρv. Divergence of B = 0. Curl of H = J + (δ D)/(δ t). Surface integral of (j.ds) = 0. Divergence of D = ρv. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The energy stored in the magnetic field at a solenoid 30 cm long and 3 cm diameter wound with 1000 turns of wire carrying an current at 10 A, is 0.5 J. 0.15 J. 1.15 J. 0.015 J. 0.5 J. 0.15 J. 1.15 J. 0.015 J. ANSWER DOWNLOAD EXAMIANS APP