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 µH. 3.2 H. 32 mH. 3.2 mH. 3.2 µH. 3.2 H. 32 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The force required to seperate two surfaces with a contact area measuring 5 cm by 6 cm, when flux density normal to the surface is 0.8 tesla, will be 764 N. 76.4 N. 76400 N. 7640 N. 764 N. 76.4 N. 76400 N. 7640 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A copper disc is rotated rapidly below a freely suspended magnetic needle. The magnetic needle starts rotating with velocity equal to that of disc and in the same direction. less than that of disc but in opposite direction. equal to that of disc and in the opposite direction. less than that of disc and in the same direction. equal to that of disc and in the same direction. less than that of disc but in opposite direction. equal to that of disc and in the opposite direction. less than that of disc and in the same direction. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electric field on a plane is decribed by . The field due to a monopole. a dipole. none of above. a dipole and a monopole. a monopole. a dipole. none of above. a dipole and a monopole. ANSWER DOWNLOAD EXAMIANS APP
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 150 V. 37.5 V. 75 V. 50 V. 150 V. 37.5 V. 75 V. 50 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic flux density emerging out of a closed surface is depends on magnetic movements inside the closed surface. infinite. zero. depends on magnetic movements outside the closed surface depends on magnetic movements inside the closed surface. infinite. zero. depends on magnetic movements outside the closed surface ANSWER DOWNLOAD EXAMIANS APP