Electromagnetic Field Theory The operation of electric generators and motors depend on the intraction between magnetic field and Commutator. Electric current. Electric fields. Copper conductors. Commutator. Electric current. Electric fields. Copper conductors. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The divergence of a vector is a scalar, while the curl of a vector is another None of these Vector Scalar Unit vector None of these Vector Scalar Unit vector ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The energy stored in the magnetic field in a solenoid 10 cm long and 4 cm diameter wound with 2000 turns of wire carrying a current at 20 amp, is 24 joules. 12 joules. 15 joules. 30 joules. 24 joules. 12 joules. 15 joules. 30 joules. 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 37.5 V. 75 V. 150 V. 50 V. 37.5 V. 75 V. 150 V. 50 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory According to maximum power transfer theorem, the maximum power is absorbed by one network from another network when The impedance of one is equal to that of the other None of these The impedance of one of the networks is half that of the other The impedance of one is the complex conjugate of the other The impedance of one is equal to that of the other None of these The impedance of one of the networks is half that of the other The impedance of one is the complex conjugate of the other ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The drawback of Daltons atomic structure is that, it says unique nature of atom. most of the volume of an atom is empty space. none of these. the atoms can neither be created nor be destroyed. unique nature of atom. most of the volume of an atom is empty space. none of these. the atoms can neither be created nor be destroyed. ANSWER DOWNLOAD EXAMIANS APP
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