Electromagnetic Field Theory A conductor of length 100 cm moves at right angles to a magnetic field of flux density 1.5 Wb/m2 with a velocity of 50 m/s. The induced emf in the conductor will be 50 V. 150 V. 37.5 V. 75 V. 50 V. 150 V. 37.5 V. 75 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a single turn coil rotates in a uniform magnetic field at a uniform speed, the induced emf will be pulsating. none of these. alternating. steady. pulsating. none of these. alternating. steady. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following represents ohms law I = GV J = σE V = RI All of these I = GV J = σE V = RI All of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The power gain of a half-wave dipole with respect to an isotropic radiator is 6 db 4.15 db 2.15 db 3 db 6 db 4.15 db 2.15 db 3 db ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Inside a hollow conducting sphere electric field changes with magnitude of the charge given to the conductor. electric field is a non zero constant. electric field changes with distance from the center of the sphere. electric field is zero. electric field changes with magnitude of the charge given to the conductor. electric field is a non zero constant. electric field changes with distance from the center of the sphere. electric field is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnitude of the induced emf in a conductor depends upon on the amount of flux cut. rate of change of flux linkage. flux density of the magnetic field. amount of flux linkage. amount of flux cut. rate of change of flux linkage. flux density of the magnetic field. amount of flux linkage. ANSWER DOWNLOAD EXAMIANS APP
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