Industrial Measurement (IME)

Multiple Choice Questions

1   Change in output of sensor with change in input is called as ____________
    (A)   Threshold
    (B)   Sensitivity
    (C)   Slew Rate
    (D)   None of the above

2   Sensor is a type of transducer.
    (A)   TRUE
    (B)   FALSE

3   Transducer converts energy from ………………..
    (A)   Physical to electrical form
    (B)   Do not convert energy
    (C)   Electrical to physical form
    (D)   All the above

4   Which of the following is part of instrumentation system
    (A)   Sensor
    (B)   Transducer
    (C)   Signal Conditioning
    (D)   All the above

5   Active transducer requires…
    (A)   External Power supply
    (B)   Solar panel to get power
    (C)   Does not require power supply
    (D)   None of the above

6   Which of the following is analog transducer
    (A)   LVDT
    (B)   Piezo electric Transducer
    (C)   Rotary Encoder
    (D)   All the above

7   Bourdon tube is example of….
    (A)   Electrical Transducer
    (B)   Mechanical Transducer
    (C)   Digital Transducer
    (D)   Active Transducer

8   LVDT can be used for measurement of
    (A)   Temperature
    (B)   Displacement
    (C)   Humidity
    (D)   Flow

9   Which of the following is selection criteria for transducer
    (A)   Sensitivity
    (B)   Operating Range
    (C)   Frequency Response
    (D)   All the above

10   Gauge Pressure is …
    (A)   (Absolute Pressure – Atmospheric Pressure)
    (B)   (Absolute Pressure + Atmospheric Pressure)
    (C)   (Atmospheric Pressure – Absolute Pressure)
    (D)   (Absolute Pressure / Atmospheric Pressure)

11   Absolute Pressure is …
    (A)   Actual Pressure acting on body
    (B)   Atmospheric Pressure acting on body
    (C)   Vaccume Pressure acting on body
    (D)   None of the above

12   Which of the following is type of pressure transducer
    (A)   Manometer
    (B)   Bourdon tube
    (C)   Bellows
    (D)   All the above

13   Which of the following is the unit of pressure
    (A)   Pascal
    (B)   psi
    (C)   N/m2
    (D)   All the above

14   Type of manometer is
    (A)   U-Tube Manometer
    (B)   Inclined type Manometer
    (C)   Well type Manometer
    (D)   All the above

15   Electrical Transducers can be of following type
    (A)   Resistive
    (B)   Capacitive
    (C)   Inductive
    (D)   All the above

16   Which of the following is not type of Manometer
    (A)   U- tube Manometer
    (B)   Inclined tube manometer
    (C)   Bellows
    (D)   Well type Manometer

17   Venturi meter is used for measurement of
    (A)   Temperature
    (B)   Pressure
    (C)   Flow
    (D)   Displacement

18   Vacuum pressure is also called as
    (A)   Positive Pressure
    (B)   Negative Pressure
    (C)   Barometric Pressure
    (D)   Atmospheric Pressure

19   Value of Atmospheric Pressure is
    (A)   760 mm of Hg
    (B)   800 mm of Hg
    (C)   600 mm of Hg
    (D)   550 mm of Hg

20   Diagram which shows representation of various Pressure values is called
    (A)   Pressure Diagram
    (B)   Pressure Plot
    (C)   Pressure Field
    (D)   Pressure wing

21   In manometer Difference in pressure is proportional to
    (A)   Difference in height
    (B)   Difference in width
    (C)   Difference in Length
    (D)   Difference in Area of tank

22   Unit of pressure is
    (A)   N/m2
    (B)   N.m/kg
    (C)   N/m
    (D)   Kg.m/A

23   Advantage of capacitive transducer
    (A)   Fast Response
    (B)   Small size
    (C)   Light weight
    (D)   All the above

24   Long form of LVDT is
    (A)   Linear Variable Differential Transformer
    (B)   Linear Variable Direct Transducer
    (C)   Linear Variety Directional transformer
    (D)   Linear Variable Dedicated Transformer

25   LVDT can be used for measurement of
    (A)   Temperature
    (B)   Displacement
    (C)   Humidity
    (D)   Flow

26   Which of the following is Elastic Pressure Transducer
    (A)   Bourdon tube
    (B)   Diaphragm
    (C)   Capsule Element
    (D)   All of the above

27   Strain Gauge is used for measurement of
    (A)   Temperature
    (B)   Pressure
    (C)   Humidity
    (D)   Sensitivity

28   Dead weight Tester is used for…
    (A)   Calibration
    (B)   Pressure Measurement
    (C)   Temperature
    (D)   None of the above

29   Unbounded strain Gauge makes use of ………….. for measurement
    (A)   Wheatstone bridge
    (B)   Fleming Bridge
    (C)   Anderson Bridge
    (D)   Does not use any bridge

30   Reynolds Number for Laminar flow is…
    (A)   Less than 2000
    (B)   Greater than 4000
    (C)   Equal to 2000
    (D)   Equal to 4000

31   In turbulent flow….
    (A)   Particles of fluid moves in disorderly fashion
    (B)   Particles of fluid moves in orderly fashion
    (C)   Particles remain stationary
    (D)   None of the above

32   Which of the following is not type of flow meter
    (A)   Variable area type
    (B)   Variable Head type
    (C)   Negative displacement type
    (D)   All the above

33   Venturi meter is used for measurement of
    (A)   Temperature
    (B)   Pressure
    (C)   Flow
    (D)   Displacement

34   Which of the following type of orifice plate is used in flow measurement
    (A)   Concentric
    (B)   Eccentric
    (C)   Segmental
    (D)   All the above

35   Disadvantage of Rotameter is
    (A)   It has nonlinear scale
    (B)   It has high pressure drop
    (C)   It must be mounted vertically
    (D)   Direct Reading is not available

36   Pyrometer is a device used to measure
    (A)   Temperature
    (B)   Pressure
    (C)   Force
    (D)   Flow

37   In case of NTC type thermistor
    (A)   Resistance increases with temp
    (B)   Resistance decreases with temp
    (C)   Resistance remains unchanged
    (D)   Inductance decreases with temp

38   For turbulent flow Reynolds number is
    (A)   >2000
    (B)   <2000
    (C)   >4000
    (D)   2000

39   Which of the following is type of Pyrometer
    (A)   Radiation Pyrometer
    (B)   Infra-Red Pyrometer
    (C)   Optical Pyrometer
    (D)   All the above

40   Rotameter is a device used to measure
    (A)   Pressure
    (B)   Force
    (C)   Temperature
    (D)   None of the above

41   Flow is…
    (A)   Solid in motion
    (B)   Fluid in motion
    (C)   No motion required
    (D)   Gases in motion

42   Unit of flow is
    (A)   Gallons/sec
    (B)   Gallons/min
    (C)   Liter/sec
    (D)   All the above

43   Viscosity of liquid is…
    (A)   Thickness of liquid
    (B)   Thinness of liquid
    (C)   Cleanliness of liquid
    (D)   Mass/unit volume of liquid

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