Computer Programming MCQs — Test 22
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Question 1
As load on an induction motor goes on increasing______________?
Question 2
If a 3-phase supply is given to the stator and rotor is short circuited rotor will move___________?
Question 3
It is advisable to avoid line starting of induction motor and use starter because____________?
Question 4
The speed characteristics of an induction motor closely resemble the speedload characteristics of which of the following machines?
Question 5
Which type of bearing is provided in small induction motors to support the rotor shaft ?
Question 6
A pump induction motor is switched on to a supply 30% lower than its rated voltage. The pump runs. What will eventually happen ? It will____________?
Question 7
5 H.P., 50-Hz, 3-phase, 440 V, induction motors are available for the following r.p.m. Which motor will be the costliest ?
Question 8
A 3-phase slip ring motor has____________?
Question 9
The starting torque of a 3-phase squirrel cage induction motor is____________?
Question 10
Short-circuit test on an induction motor cannot be used to determine___________?