Electromagnetic Field Theory The developed electromagnetic force and or torque in electromechanical energy conversion system act in a direction that tends to decrease the stored energy at constant mmf. to decrease the stored energy at constant flux. to decrease the co-energy at constant mmf. to increase the stored energy at constant flux. to decrease the stored energy at constant mmf. to decrease the stored energy at constant flux. to decrease the co-energy at constant mmf. to increase the stored energy at constant flux. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Skin depth is proportional to Permeability. 1/√σ. Frequency. √(σ). Permeability. 1/√σ. Frequency. √(σ). ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field strength of charge Decrease with distance. Decrease with square distance. Increase distance. Increase square distance. Decrease with distance. Decrease with square distance. Increase distance. Increase square distance. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The frequency of the power wave associated with an electromagnetic wave having field as E = e-z/δ cos(ω - zδ) is given by ω / π. ω. ω/4π. ω/2π. ω / π. ω. ω/4π. ω/2π. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Find the strength of the magnetic field when a 2m long conductor is moving with a velocity 4m/s inducing an emf of 20V. 0.5T. 2.5T. 5T. 10T. 0.5T. 2.5T. 5T. 10T. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A plane wave in a homogeneous medium has E = 50 sin(108t + 2z) uy V/m. What is the direction of wave propagation – y direction. – z direction. z direction. y direction. – y direction. – z direction. z direction. y direction. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS