Practice Test: Question Set - 07
1. The load cycle for a motor driving a power press will be
- (A) Variable
load
- (B) Continuous
- (C) Continuous
but periodical
- (D) Intermittent
and variable load
2. Is preferred for synthetic fibre mills.
- (A) Synchronous
motor
- (B) Reluctance
motor
- (C) Series motor
- (D) Shunt
motor
3. __________ motor is a constant speed motor.
- (A) Synchronous
motor
- (B) Schrage
motor
- (C) Induction
motor
- (D) Universal
motor
4. Which of the following is essentially needed while selecting a motor?
- (A) Pulley
- (B) Starter
- (C) Foundation
pedal
- (D) Bearings
5. Heat control switches are used in
- (A) Transformers
- (B) Cooling
ranges
- (C) Three phase
induction motors
- (D) Single phase
6. In which of the following applications the load on motor changes in cyclic order?
- (A) Electric
shovels
- (B) Cranes
- (C) Rolling
mills
- (D) All of the
above
7. ________ has the least value of starting torque to full load torque ratio.
- (A) D.C. shunt
motor
- (B) D.C. series
motor
- (C) Squirrel
cage induction motor
- (D) Slip ring
induction motor
8. In which of the following applications variable speed operation is preferred?
- (A) Exhaust fan
- (B) Ceiling fan
- (C) Refrigerator
- (D) Water pump
9. The capacity of a crane is expressed in terms of
- (A) Type of
drive
- (B) Span
- (C) Tonnes
- (D) Any of the
above
10. Which of the following motors has series characteristics?
- (A) Shaded pole
motor
- (B) Repulsion
motor
- (C) Capacitor
start motor
- (D) None
of the above
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