A. Air motor
B. Induction motor
C. D.C. shunt motor
D. Synchronous motor
Related Mcqs:
- Slip ring motor is preferred over squirrel cage induction motor where___________?
A. high starting torque is required
B. load torque is heavy
C. heavy pull out torque is required
D. all of the above - Size of a high speed motor as compared to low speed motor for the same H.P. will be__________?
A. bigger
B. smaller
C. same
D. any of the above - In an induction motor, no-load the slip is generally____________?
A. less than 1%
B. 1.5%
C. 2%
D. 4% - An induction motor with 1000 r.p.m. speed will have____________?
A. 8 poles
B. 6 poles
C. 4 poles
D. 2 poles - The torque developed in the cage induction motor with autostarter is___________?
A. k/torque with direct switching
B. K x torque with direct switching
C. K2 x torque with direct switching
D. k2/torque with direct switching - For which motor the speed can be controlled from rotor side ?
A. Squirrel-cage induction motor
B. Slip-ring induction motor
C. Both A. and (b)
D. None of the above - The speed of a squirrel-cage induction motor can be controlled by all of the following except_____________?
A. changing supply frequency
B. changing number of poles
C. changing winding resistance
D. reducing supply voltage - A 3-phase slip ring motor has____________?
A. double cage rotor
B. wound rotor
C. short-circuited rotor
D. any of the above - The power scale of circle diagram of an induction motor can be found from__________?
A. stator resistance test
B. no-load test only
C. short-circuit test only
D. noue of the above - For driving high inertia loads best type of induction motor suggested is_____________?
A. slip ring type
B. squirrel cage type
C. any of the above
D. none of the above
