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. 5.25m. 0.5m. 0.6m. 6.25m. 5.25m. 0.5m. 0.6m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The main purpose of choke is to pass low frequencies. to block low frequencies. none of above. to pass high frequencies. to pass low frequencies. to block low frequencies. none of above. to pass high frequencies. 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 144 μN. 1440 μN. 1144 μN. 244 μN. 144 μN. 1440 μN. 1144 μN. 244 μN. 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 - 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. 12 Ix + 8 Iy + Iz V/m. 12 Ix - Iz V/m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic field B = 5 × 10-2 uz T exerts a force on 0.02 m conductor along the x-axis. The conductor carried a current of 5 mA in the – ux direction. What force must be applied to the conductor to hold it in position - 5 × 10-5 uy N. 5 × 10-5 uz N. 5 × 10-5 ux N. 5 × 10-5 uy N. - 5 × 10-5 uy N. 5 × 10-5 uz N. 5 × 10-5 ux N. 5 × 10-5 uy N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A coil of 300 turns is wound on a non-magnetic core having a mean circumference of 300 mm and a cross sectional area of 300 mm2. The current of 3 A will be 37.68 mH. 113.04 µH. 113.04 mH. 37.68 µH. 37.68 mH. 113.04 µH. 113.04 mH. 37.68 µH. ANSWER DOWNLOAD EXAMIANS APP
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