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- 1. Multiple Choice
AC generators used to produce alternating current by converting
kinetic energy into potential energy
potential energy into electrical energy
kinetic energy into electrical energy
electrical energy into kinetic energy
- 2. Multiple Choice
AC generators works based on
Faraday's Law
Lenz Law
Newton's Law
electrostatic law
- 3. Multiple Choice
In AC generator, maximum emf generated at an angle of
0 and 90
90 and 180
90 and 270
180 and 360
- 4. Multiple Choice
The distance of the waveform travel in one cycle is referred to
amplitude
wavelength
time
frequency
- 5. Multiple Choice
The effective voltage value is
25%
50%
71%
90%
- 6. Multiple Choice
The average current/ voltage value will not be zero only if it is
step up
rectified
amplified
intensified
- 7. Multiple Choice
The resistor in an AC will cause
no phase difference
V lead I
I lead V
I lags V
- 8. Multiple Choice
Voltage leads the current in an AC generators can be referred to
resistance
capacitance
inductance
- 9. Multiple Choice
The combination of resistance, capacitance and induntance is referred to
impedance
reactance
angular frequency
amplitude
- 10. Multiple Choice
High potential voltage produced by three-phase generators commonly used in
filament
X-ray tube
transformer
anode
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