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MCQ on Utilization

August 15, 2017 by admin

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 1. An elevator drive is required to operate in
(A) one quadrant only
(B) two quadrants
(C) three quadrants
(D) four quadrants

Answer ⇓

           D 

 2. The starting torque offered by conveyor belt is
(A) zero
(B) high
(C) medium
(D) low

Answer ⇓

           B 

 3. Light duty cranes are generally uses in
(A) power houses.
(B) pumping station.
(C) automobile workshops.
(D) all of the above.

Answer ⇓

           D 

 4. DC series motor is most suitable for
(A) lathes
(B) pumps
(C) cranes
(D) punch press

Answer ⇓

           C 

 5. Cummulatively compounded motors are used in the applications where we required
(A) constant speed
(B) sudden heavy load for a short duration
(C) variable speed
(D) low starting torque

Answer ⇓

           B 

 6. Which of the following DC motor can never be used for belt collected load?
(A) Series
(B) Shunt
(C) Cummuletively compounded
(D) Differentially compounded

Answer ⇓

           A 

 7. The device which prefers variable speed operation is
(A) refrigerator
(B) ceiling fan
(C) water pump
(D) exhuast fan

Answer ⇓

           B 

 8. The capacity of a crane is expressed in term of
(A) span
(B) tonnes
(C) type of drive
(D) any of the above

Answer ⇓

           B 

  9. Which motor is generally used in vacuum cleaner?
(A) Shunt.
(B) Series.
(C) Cummulatively compounded.
(D) Differentially compounded.

Answer ⇓

           B 

You may also read
• Why all the voltage levels are multiples of 11 kV?
• Why Motor rated in kW instead of kVA?

 10. Which of the following is most suitable DC motor for elevator?
(A) Series
(B) Shunt
(C) Differentially compounded
(D) Cummulatively compounded

Answer ⇓

           D 

 11. Which of the following DC motor can never be used for belt collected load?
(A) Series
(B) Shunt
(C) Cummuletively compounded
(D) Differentially compounded

Answer ⇓

           A 

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Also Read :

  • Why all the voltage levels are multiples of 11 kV? asked by Bahu
  • What is the function of a choke in tube light? asked by varu
  • What is the difference between Earthing and Grounding? asked by admin
  • How can we change the direction of a DC motor? asked by Heena


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