EE MCQ
EE MCQ
Home
Quiz
Contact Us
Single Phase Motors
The electric motor used in portable drills is
Universal motor
Hysteresis motor
Capacitor run motor
Repulsion motor
Universal motor
Hysteresis motor
Capacitor run motor
Repulsion motor
Answer
Download EE MCQ app
Related Question
Single Phase Motors
Which of the following statements regarding hysteresis motor is in incorrect ?
It accelerates from rest to full-speed almost instantaneously
It is extremely sensitive to fluctuations in supply voltage
It is extremely quiet in operation
Its high starting torque is due to its high rotor hysteresis loss
It accelerates from rest to full-speed almost instantaneously
It is extremely sensitive to fluctuations in supply voltage
It is extremely quiet in operation
Its high starting torque is due to its high rotor hysteresis loss
Answer
Download EE MCQ app
Single Phase Motors
A capacitor selected for capacitor run motor should be rated for
None of the listed here
Average voltage
Peak voltage
Rms voltage
None of the listed here
Average voltage
Peak voltage
Rms voltage
Answer
Download EE MCQ app
Single Phase Motors
Most of the single phase induction motor are _____ machines.
6-pole
4-pole
8-pole
2-pole
6-pole
4-pole
8-pole
2-pole
Answer
Download EE MCQ app
Single Phase Motors
Which of the following statements regarding repulsion-start induction motor is incorrect ?
It requires more maintenance of commutator and other mechanical devices
It makes quite a bit of noise on starting
In fractional horse power motors, it has replaced the capacitor motors
It is not easily reversed
It requires more maintenance of commutator and other mechanical devices
It makes quite a bit of noise on starting
In fractional horse power motors, it has replaced the capacitor motors
It is not easily reversed
Answer
Download EE MCQ app
Single Phase Motors
If a single phase induction motor runs slower than normal, the most likely defect is
None of these
open-circuit in the winding
short-circuit in the winding
worn bearings
None of these
open-circuit in the winding
short-circuit in the winding
worn bearings
Answer
Download EE MCQ app
Search
Login here
Google
Download our application
Android
Apple
Follow Us
Facebook
Telegram
Instagram