• Skip to primary navigation
  • Skip to main content
  • Skip to primary sidebar

How Engineering Works

  • Home
  • About Us
  • Electrical Engineering
    • Interview Questions
  • Privacy Policy
  • Disclaimer
  • Contact Us
  • Blog

MCQ on Measuring Instruments – 3

May 19, 2017 by admin

« Back         CONTENTS          Next »

 1. In order to create stationary magnetic field in permanent magnet moving coil instrument it uses
(A) only one permanent magnet.
(B) two permanent magnets.
(C) electromagnet.
(D) none of the above.

Answer ⇓

           B 

 2. Schering bridge is used to
(A) determine capacitance.
(B) determine inductance.
(C) measure low resistance.
(D) measure high resistance.

Answer ⇓

           A 

 3. If an instrument has cramped scale for larger values, then it follows
(A) ohm law.
(B) square law.
(C) logarithmic law.
(D) uniform law.

Answer ⇓

           C 

 4. Class B amplifier is biased
(A) at midpoint of load line.
(B) just at cut-off.
(C) nearly twice cut-off.
(D) none of the above.

Answer ⇓

           B 

 5. The method for measuring high value of inductance is the
(A) Whitestone wein bridge.
(B) Maxwell Wein bridge.
(C) Hay’s bridge.
(D) Heavinside bridge.

Answer ⇓

           C 

 6. Magger is a combination of
(A) motor and generator.
(B) generator and voltmeter.
(C) generator and ammeter.
(D) generator and ohm meter.

Answer ⇓

           D 

 7. Megger is an instrument used for the measurement of
(A) medium resistance.
(B) high resistance and insulation resistance.
(C) low resistance.
(D) leakage current.

Answer ⇓

           B 

 8. Swamping of resistance is used to compensate error due to
(A) frequencty variations.
(B) stray magnetic field.
(C) temperature variations.
(D) large supply variations.

Answer ⇓

           C 

 9. A Dynamometer type wattmeter responds to the
(A) average value of the active power.
(B) average value of the reactive power.
(C) peak value of the active power.
(D) peak value of the reactive power.

Answer ⇓

           A 

 10. Anderson bridge is used to measure of
(A) resistance.
(B) inductance.
(C) capacitance.
(D) time period.

Answer ⇓

           B 

 11. Kelvin double bridge is best suited for the measurement of
(A) inductance.
(B) capacitance.
(C) low resistance.
(D) high resistance.

Answer ⇓

           C 

 12. When cells are arranged in parallel
(A) the current capacity increases.
(B) the current capacity decreases.
(C) the e.m.f increases.
(D) the e.m.f decreases.

Answer ⇓

           A 

 13. Induction type single phase energy meters measure electric energy in
(A) kW.
(B) Wh.
(C) kWh.
(D) VAR.

Answer ⇓

           C 

 14. An ammeter is a
(A) secondary instrument.
(B) absolute instrument.
(C) recording instrument.
(D) integrating instrument.

Answer ⇓

           A 

 15. When the pointer of an indicating instrument is in the final deflection position, at that time
(A) deflection torque is zero.
(B) controlling torque is zero.
(C) damping torque is zero.
(D) both deflecting and controlling torque are zero.

Answer ⇓

           C 

« BACK                                        NEXT »


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
  • What is the meaning of DYN11 in a transformer? asked by Hiter


INTERVIEW QUESTIONS

MCQ or Objective




Filed Under: Electrical MCQ Tagged With: Electrical Engineering MCQ, MCQ on Measuring Instrument, Measuring Instruments MCQ

Primary Sidebar


MCQ on Basic Electrical


MCQ on Electrical Circuit Theory 


MCQ on Electrical Devices 


MCQ on Measuring Instruments 


MCQ on Engineering Materials 


MCQ on Power Generation 


MCQ on Switchgear and Protection  


MCQ on DC Machine 


MCQ on DC Generator 


MCQ on DC motor 


MCQ on Special Motor 


MCQ on Alternator 


MCQ on Synchronous Motor 


MCQ on Induction Motor 


MCQ on Transformer 


MCQ on Transmission and Distribution 


MCQ on Underground Cables



INTERVIEW QUESTIONS

MCQ or Objective





Recommended Post

Electrical Engineering Interview Questions

MCQs on Induction Motor

Top ten Electrical Switchgear and Protection Questions

MCQs on Electrical Circuit Theory

MCQs on Power Generation

Categories

  • Electrical Articles (19)
  • Electrical MCQ (75)
  • Electrical Questions (11)
  • Interviews Questions (7)
  • IQ Test (1)
  • Uncategorized (12)

Join Our Whatsapp Group


About Us | Privacy Policy | Disclaimer


Copyright@2017-2022