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. 6.25m. 0.5m. 0.6m. 5.25m. 6.25m. 0.5m. 0.6m. 5.25m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In above problem the induced emf will be reduced to half if the conductor moves an angle of 75° to the direction of field. 45° to the direction of field. 60° to the direction of field. 30° to the direction of field. 75° to the direction of field. 45° to the direction of field. 60° to the direction of field. 30° to the direction of field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A square corner reflector is used in All of these Point to point communication Radio astronomy Tv broadcast All of these Point to point communication Radio astronomy Tv broadcast ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A vector field A = p In is given in Cartesian coordinates. In cylindrical coordinates it will be represented as A = cosφ Ir + sinφ Iφ. A = cosφ Ir - sinφ Ir. A = sinφ Ir. A = cosφ Ir. A = cosφ Ir + sinφ Iφ. A = cosφ Ir - sinφ Ir. A = sinφ Ir. A = cosφ Ir. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of total electric flux coming out of a closed surface? Zero. Equal to volume change density. Equal to total charge enclosed by the surface. Equal to the surface charge density. Zero. Equal to volume change density. Equal to total charge enclosed by the surface. Equal to the surface charge density. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If n is the polarization vector and k is the direction of propagation plane electromagnetic wave, then n = K. n × k = 0. n. k = 0. n = - k. n = K. n × k = 0. n. k = 0. n = - k. ANSWER DOWNLOAD EXAMIANS APP
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