Related Questions

In a capacitor start motor, the phase displacement between starting and running winding can be nearly
A 10°
B 30°
C 60°
D 90°
A partial auxiliary view is used to show only the __________ in the auxiliary view.
A Projected inclined plane
B The projected top view
C The projected side view
D None of the above
If Bashar can run around a ground four times in 20 minutes and Rahim can run around the same ground three times in 12 minutes, who can run around that ground more times in an hour, and how many times more can he run around ?
A Bashar, three times more
B Rahim , three times more
C They both go around 12 times
D Bashar, eight times more
In case of conductively compensated D.C. series motors, the compensating winding is provided
A As separately wound unit
B In parallel with armature winding
C In series with armature winding
D In parallel with field winding
In capacitor start single-phase motors
A current in the starting winding leads the voltage
B current in the starting winding lags the voltage
C current in the starting winding is in phase with voltage in running winding
D none of the above
In split-phase motor auxiliary winding is of
A thick wire placed at the bottom of the slots
B thick wire placed at the top of the slots
C thin wire placed at the top of the slots
D thin wire placed at the bottom of the slots
Centrifugal switch disconnects the auxiliary winding of the motor at about ____ percent of synchronous speed
A 30 to 40
B 70 to 80
C 80 to 90
D 100
Which one of the following is not necessarily the advantage of D.C. motors over A.C. motors?
A Low cost
B Wide speed range
C Stability
D High starting torque
Roni is running on the ground who has been running a business for a year and his is a running business. What are the differences among the underlined words respectively?
A Finite Verb, Infinite Verb, continous
B Transitive, Intransitive, Gerund
C Transitive, Intransitive, Adjective
D Present Continuous, Perfect Continuous, Gerund
In a two value capacitor motor, the capacitor used for running purposes is
A air capacitor
B paper spaced oil filled type
C ceramic type
D a.c. electrolytic type

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