Electromagnetic Field Theory The field at any point on the axis of a current carrying coil will be perpendicular to the axis. parallel to axis. at angle of 45° with the axis. zero. perpendicular to the axis. parallel to axis. at angle of 45° with the axis. zero. 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 15 joules. 24 joules. 30 joules. 12 joules. 15 joules. 24 joules. 30 joules. 12 joules. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The divergence of a vector is a scalar, while the curl of a vector is another Unit vector Vector None of these Scalar Unit vector Vector None of these Scalar ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The effective reactance of an inductive coil remains same irrespective of the frequency. decreases because of stray capacitance as the frequency increases. none of these. increases because of stray capacitance as the frequency increases. remains same irrespective of the frequency. decreases because of stray capacitance as the frequency increases. none of these. increases because of stray capacitance as the frequency increases. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following can induce the maximum induced voltage ? 1 amp 1 Hz. 1 amp 100 Hz. 1 amp dc. 20 amp dc. 1 amp 1 Hz. 1 amp 100 Hz. 1 amp dc. 20 amp dc. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The tubes of force within the magnetic material are known as tubes of indication. none of them. magnetic flux. lines of force. tubes of indication. none of them. magnetic flux. lines of force. ANSWER DOWNLOAD EXAMIANS APP
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