
DC Generator Quiz
Authored by NURUL HUSNA BINTI SAARANI (POLIMAS)
Engineering
University
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
What is the main function of the commutator in a DC generator?
To convert DC to AC
To convert AC to DC
To increase output voltage
To reduce friction in the coil
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Which component generates electrical energy in a DC generator?
Yoke
Commutator
Magnetic field
Armature winding
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
What is the basic working principle of a DC generator?
Faraday's Law of Electromagnetic Induction
Ohm's Law
Lenz's Law
Newton's Second Law
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
A DC generator that uses a separate power supply for excitation is called:
Compound generator
Series generator
Shunt generator
Separately excited generator
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
What happens if the armature speed in a DC generator increases?
Output current decreases
Output voltage increases
Internal resistance increases
No change in output
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