• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Measurement and Instrumentation

Measurement and Instrumentation
A dynamometer wattmeter can be used for

DC only
Any of the listed here
AC only
Both DC and AC

ANSWER DOWNLOAD EXAMIANS APP

Measurement and Instrumentation
The current coil of a wattmeter is connected to the CT of R-phase. The potential coil is connected across Y and B phases. The wattmeter measures

Reactive power of R phase
Power proportional to 3 phase power if the load is balanced
Active power of Y phase
Active power in R phase

ANSWER DOWNLOAD EXAMIANS APP

Measurement and Instrumentation
A ______ device prevents the oscillation of the moving statem and enables the latter to reach its final position quickly

Controlling
Deflecting
Damping
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP

Measurement and Instrumentation
For a circuit given that I = 2 ± 5 % A, R = 100 ± 0.2 % Ω the limiting error in the power dissipation I2 R in the resistor R is

 10.2%
 1.2%
 25.2%
 5.2%

ANSWER DOWNLOAD EXAMIANS APP

Measurement and Instrumentation
A 0 - 100 V voltmeter has a guaranteed accuracy of 2 % of full scale reading. The voltage measured by the voltmeter is 75 V. The limiting error is in percentage

 2 %.
  2.66 %.
 1 %.
 3.33 %.

ANSWER DOWNLOAD EXAMIANS APP

Measurement and Instrumentation
To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken

From the same source as the unknown voltage
From a battery
From a source which is not the same as the unknown voltage
Any of the above

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Measurement and Instrumentation

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑