Quiz  /  Electrical And Electronics Measurements Gate & PSU MCQ Questions...

  • 1. 
    Which of the following types of instrument can be used for D.C only?

  • Moving iron attraction type
  • Moving Iron repulsion type
  • Permanent magnet type
  • Hotwire type

  • 2. 
    Which of the following is caused by careless handling?

  • Systematic error
  • Gross error
  • Random error
  • None of the mentioned

  • 3. 
    A continuous signal gives value

  • At fixed interval of time.
  • At any interval of time
  • Both option 1 & 2
  • None of these

  • 4. 
    Which side will the needle of Ohmmeter move when the Resistance decreasing?

  • To the right
  • To the left
  • To the moon
  • Too careful

  • 5. 
    A measuring system consists of

  • Sensors
  • Variable conversion elements
  • Signal processing elements
  • All of these

  • 6. 
    How to minimize the loading effect?

  • Increase meter resistance
  • Decrease meter resistance
  • Increase voltage source
  • Decrease voltage source

  • 7. 
    ‘A system will be error free if we remove all systematic error’

  • True
  • False

  • 8. 
    An even signal is that type of signal which exhibits :

  • Symmetry in the time domain
  • Anti-symmetry in the time domain
  • Both option 1 & 2
  • None of these

  • 9. 
    Which of the following error is caused by poor calibration of the instrument?

  • Random error
  • Gross error
  • Systematic error
  • Precision error

  • 10. 
    Is differential probe a common tool for users of high-bandwidth oscilloscopes?

  • True
  • False

  • 11. 
    Which of the following is not an integrating instrument?

  • Ampere-hour meter
  • Watt-hour meter
  • Voltmeter
  • All of the above

  • 12. 
    How many types of resistors are needed in the wheatstone bridge?

  • 1
  • 2
  • 3
  • 4

  • 13. 
    Which function is also known as Dirac-delta function?

  • Unit step function
  • Unit impulse function
  • Ramp function
  • Both option 1 & 2

  • 14. 
    The deflecting torque in an instrument may be produced

  • Magnetically
  • Electrostatically
  • Thermally
  • Any of the above

  • 15. 
    What is the energy of power signal?

  • Infinite
  • Zero
  • One
  • Both option 2 & 3

  • 16. 
    An instrument in which the value of ethnical quantity to be measured can be determined from the deflection of the instrument when it has been precalibrated by comparison with an absolute instrument

  • Absolute instrument
  • Secondary instrument
  • Recording instrument
  • Integrating instrument

  • 17. 
    A pointer of an instrument once deflected returns to zero position, when the current is removed due to

  • Action of gravity
  • Mass of the pointer
  • Controlling Torque
  • Damping Torques

  • 18. 
    Wattmeter is used to measure which of the following:

  • Both AC Power and DC Power
  • DC Power only
  • AC Power only
  • None of these

  • 19. 
    Which signal has zero frequency?

  • AC signal
  • DC signal
  • Impulse signal
  • Both DC & Impulse signal

  • 20. 
    Which system is also known as memoryless system?

  • Dynamic system
  • Invertible system
  • Non causal system
  • Static system

  • 21. 
    The household energy meter is

  • An indicating instrument
  • A recording instrument
  • An integrating instrument
  • None of the above

  • 22. 
    Which one of these, is not a elementary signal?

  • Ramp signal
  • Sinusoidal signal
  • Exponential signal
  • Parabolic signal
  • None

  • 23. 
    There are 2 ways to mitigate the effect of loading

  • True
  • False

  • 24. 
    Which type of continuous signal is in the fig.?

  • Deterministic signal
  • Power signal
  • Random signal
  • Even signal
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