Electrical Questions In Interview | Electrical Questions | Electrical Questions And Answers

Electrical Questions In Interview | Electrical Questions | Electrical Questions And Answers | 7

Electrical Questions In Interview , Electrical Questions , Electrical Questions And Answers , Electrical Basic Questions And Answers In pdf , Electrical Engineering Questions

Here Only Five Questions !! If You Want More Questions Than Read More Post Which Given At Bottom Of Page For More Questions

1. For which of the applications a reluctance motor is preferred ?

(a) Electric shavers

(b) Refrigerators

(c) Signaling and timing devices

(d) Lifts and hoists

Ans: c

2. The motor used on small lathes is usually

(a) universal motor

(b) D.C. shunt motor

(c) single-phase capacitor run motor

(d) 3-phase synchronous motor

Ans: c

3. Which of the following motors is preferred for tap-recorders ?

(a) Shaded pole motor

(b) Hysteresis motor

(c) Two value capacitor motor

(d) Universal motor

Ans: b

4. A single-phase induction motor is

(a) inherently self-starting with high torque

(b) inherently self-starting with low torque

(c) inherently non-self-starting with low torque

(d) inherently non-self-starting with high torque

Ans: c

5. A Schrage motor can run on

(a) zero slip

(b) negative slip

(c) positive slip

(d) all of the above

Ans: d

6. A universal motor can run on

(a) A.C. only

(6) D.C. only

(c) either A.C. or D.C.

(d) none of the above

Ans: c

7. Which of the following single-phase motors is suitable for timing and control purposes ?

(a) Reluctance motor

(b) Series motor

(c) Repulsion motor

(d) Universal motor

Ans: a

8. Single phase induction motor usually operates on

(a) 0.6 power factor lagging

(b) 0.8 power factor lagging

(c) 0.8 power factor leading

(d) unity power factor

Ans: a

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