Electromagnetic Field Theory Magnetic flux density emerging out of a closed surface is zero. depends on magnetic movements inside the closed surface. depends on magnetic movements outside the closed surface infinite. zero. depends on magnetic movements inside the closed surface. depends on magnetic movements outside the closed surface infinite. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The operation of electric generators and motors depend on the intraction between magnetic field and Commutator. Copper conductors. Electric fields. Electric current. Commutator. Copper conductors. Electric fields. Electric current. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A potential field is given by V = 3x2 y – yz. The electric field at P(2, -1, 4) is 12 Ix + 8 Iy + Iz V/m. 12 Ix - Iz V/m. 12 Ix - 8 Iy - Iz V/m. 12 Ix - 8 Iy V/m. 12 Ix + 8 Iy + Iz V/m. 12 Ix - Iz V/m. 12 Ix - 8 Iy - Iz V/m. 12 Ix - 8 Iy V/m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In case of surface waves the field strength at a point is directly proportional to Distance of the point from the antenna Current of the antenna Antenna height Wave frequency Distance of the point from the antenna Current of the antenna Antenna height Wave frequency ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The inductance of a long solenoid of length 1000 mm wound uniformly with 3000 turns on a cylindrical paper cable of 60 mm diameter is 3.2 mH. 3.2 H. 3.2 µH. 32 mH. 3.2 mH. 3.2 H. 3.2 µH. 32 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The ability of charged bodies to exert force on one another is attributed to the existence of electric field. neutrons. electrons. protons. electric field. neutrons. electrons. protons. ANSWER DOWNLOAD EXAMIANS APP