Electromagnetic Field Theory The lagging of flux density behind the applied magnetising force is known as hysteresis. flux. permeance. All of these hysteresis. flux. permeance. All of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Radiation intensity in a given direction is the Power radiated per unit solid angle in that direction Energy radiated per square metre None of these Power radiated per square metre Power radiated per unit solid angle in that direction Energy radiated per square metre None of these Power radiated per square metre ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The main purpose of choke is to pass low frequencies. to block low frequencies. to pass high frequencies. none of above. to pass low frequencies. to block low frequencies. to pass high frequencies. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two identical circular coils, one closed and another is little split (not enclosed) are placed in an uniform magnetic field which decrease at a constant rate. If the plane to the coils are perpendicular to the field which of the following statements is true? Joule heating does not occur in each of the coils. An emf is induced in both coils. An emf is induced in split coil. Equal joule heating occurs in both coils. Joule heating does not occur in each of the coils. An emf is induced in both coils. An emf is induced in split coil. Equal joule heating occurs in both coils. 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 inductance of the coil corresponding to a magnetizing current of 6 A will be 1.1304 μH. 113.04 μH. 37.68 μH. 3.768 μH. 1.1304 μH. 113.04 μH. 37.68 μH. 3.768 μH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The emf induced in a conductor rotating in bipolar field is none of these. DC and AC both. AC. DC. none of these. DC and AC both. AC. DC. ANSWER DOWNLOAD EXAMIANS APP
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