Electromagnetic Field Theory If an electric current carrying coil is placed in a uniform magnetic field in the direction of magnetic induction, then the net force and torque on the coil are both zero. the net force is finite but torque is zero. the net force is zero but torque is finite. the net force and torque are both finite. the net force and torque on the coil are both zero. the net force is finite but torque is zero. the net force is zero but torque is finite. the net force and torque are both finite. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The radiation pattern of loop antenna is Cardoid or Limacon Elliptical Circle Semicircle Cardoid or Limacon Elliptical Circle Semicircle ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following can induce the maximum induced voltage ? 20 amp dc. 1 amp 1 Hz. 1 amp dc. 1 amp 100 Hz. 20 amp dc. 1 amp 1 Hz. 1 amp dc. 1 amp 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of total electric flux coming out of a closed surface? 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. Zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electric flux is given D = (2y2 + z) Ix + 4xy Iy + x Iz C/m2. The volume charge density at point (-1, 0, 3) is 0 C/m3. - 4 C/m3. - 8 C/m3. - 2 C/m3. 0 C/m3. - 4 C/m3. - 8 C/m3. - 2 C/m3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory For an inductor, current is proportional to magnetic field. voltage across the inductor. none of them. both (A) and (B). magnetic field. voltage across the inductor. none of them. both (A) and (B). ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS