Electromagnetic Field Theory If the static magnetic flux density is B, then Curl of B = J. Divergence of B = 0. Divergence of B = J. Curl of B = 0. Curl of B = J. Divergence of B = 0. Divergence of B = J. Curl of B = 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The ability of charged bodies to exert force on one another is attributed to the existence of neutrons. protons. electrons. electric field. neutrons. protons. electrons. electric field. 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. 5T. 0.5T. 10T. 2.5T. 5T. 0.5T. 10T. 2.5T. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A negative point charge q = - 40 nC is moving with velocity of 6 × 106 m/s in a direction specited by unit vector uy + 0.6 uz. Find the magnitude of force vector on the moving particle by the field B = 2 ux + 3 uy + 5 uz mT and E = 2 ux - 3 uy + 5 uz KV/m 1440 μN. 144 μN. 244 μN. 1144 μN. 1440 μN. 144 μN. 244 μN. 1144 μN. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Due to which of the following reasons a lightning conductor on top of a building is made into a pointed spike? None of these Dust particles may not accumulate Rain drops may not collect Charge per unit area becomes very high for lightening to discharge None of these Dust particles may not accumulate Rain drops may not collect Charge per unit area becomes very high for lightening to discharge ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The principle of dynamically induced emf is utilized in a transformer. choke. generator. thermocouple. transformer. choke. generator. thermocouple. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS