Electromagnetic Field Theory The main purpose of choke is to block low frequencies. none of above. to pass high frequencies. to pass low frequencies. to block low frequencies. none of above. to pass high frequencies. to pass low frequencies. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Fleming's right hand rule may be applied to an electric generator to find out the direction of None of these magnetic field. induced emf. rotor rotation. None of these magnetic field. induced emf. rotor rotation. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a single turn coil rotates in a uniform magnetic field at a uniform speed, the induced emf will be pulsating. steady. alternating. none of these. pulsating. steady. alternating. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The tubes of force within the magnetic material are known as lines of force. none of them. tubes of indication. magnetic flux. lines of force. none of them. tubes of indication. magnetic flux. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The hysteresis loop of a magnetic material has an area of 5 cm2 with the scale given as 1 cm = 2 AT and 1 cm = 50 mwb At 50 Hz; the total hysteresis loss is 50 W. 20 W. 25 W. 15 W. 50 W. 20 W. 25 W. 15 W. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A conductor is rotating with in a magnetic field. At which of the positions do the peak voltages occur? Along the axis of the magnetic field. Anywhere. At an angle of 45° to the axis of the magnetic field. At right angles to the axis of the magnetic field. Along the axis of the magnetic field. Anywhere. At an angle of 45° to the axis of the magnetic field. At right angles to the axis of the magnetic field. ANSWER DOWNLOAD EXAMIANS APP
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