Electromagnetic Field Theory The divergence of a vector is a scalar, while the curl of a vector is another Scalar Vector None of these Unit vector Scalar Vector None of these Unit vector ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The principle of dynamically induced emf is utilized in a choke. transformer. thermocouple. generator. choke. transformer. thermocouple. generator. 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. 0.5T. 10T. 5T. 2.5T. 0.5T. 10T. 5T. 2.5T. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The effective reactance of an inductive coil none of these. remains same irrespective of the frequency. increases because of stray capacitance as the frequency increases. decreases because of stray capacitance as the frequency increases. none of these. remains same irrespective of the frequency. increases because of stray capacitance as the frequency increases. decreases because of stray capacitance as the frequency increases. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An infinite non conducting sheet of charge has σ of 10-7 c/m3. Equipotential surface for a potential of 10 volts is. 0.88 mm. 1.77 mm. 1.32 mm. 0. 0.88 mm. 1.77 mm. 1.32 mm. 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A circular ring is carrying uniformly distributed charge q and a point charge – Q on the axis of the ring. The magnitude of dipole moment of the charge system is (Assume distance between centre of ring and point charge is d and radius of ring R) QD. Q√(R2 + d2). QR. QR2/d. QD. Q√(R2 + d2). QR. QR2/d. ANSWER DOWNLOAD EXAMIANS APP
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