71. Laser droppler anemometer is used to measure :
(a) pressure
(b) velocity
(c) level
(d) density
(e) temperature.
Ans: b
72. In which flow device the pressure loss is minimum :
(a) orifice plate
(b) nozzle
(c) variable orifice meter
(d) venturi tube
(e) Dall tube.
Ans: e
73. Pick out the odd flow measuring device among the following :
(a) positive displacement type
(b) nutating disc type
(c) sliding vane type
(d) turbine type
(e) hydraulic flume.
Ans: e
74. Dynamometers are :
(a) force measuring devices
(b) torque measuring devices
(c) power measuring devices
(d) energy measuring devices
(e) displacement measuring devices.
Ans: c
75. In some measurements, in order to increase the sensitivity, two measuring and two reference cells are often used. This arrange ment is usually referred to as :
(a) wheatstone bridge
(b) katharometer
(c) attenuator
(d) amplifier
(e) Kelvin bridge.
Ans: b
76. Paramagnetic analyser is used to measure following gas sample in air
(a) oxygen
(b) ozone
(c) nitrogen
(d) nitrogen oxides
(e) hydrocarbons.
Ans: a
77. Continuous analysers for measuring following are based on the chemiluminescent flameless reaction with ethylene :
(a) oxygen
(b) ozone
(c) sulphur oxides
(d) nitrogen oxides
(e) pollutants.
Ans: b
78. In capillary viscometer, viscosity is proportional to :
(a) flow
(b) 1/flow
(c) Vflow
(d) 1/Vfl ow
(e) 1/flow3/2.
Ans: b
79. Industrial flow meters are based on :
(a) rotational devices
(b) flow through restrictions
(c) flow around obstructions
(d) all of above
(e) none of above.
Ans: d
80. Chromatographic analyser is used to measure the :
(a) 02 content in flue gases
(b) C02 content in flue gases
(c) CO content in flue gases
(d) amount of individual gases in a mix¬ture
(e) amount of elements in an alloy.
Ans: d
Read More Questions:
Process Instrumentation and Control - Mechanical Engineering MCQs Part1
Process Instrumentation and Control - Mechanical Engineering MCQs Part2
(a) pressure
(b) velocity
(c) level
(d) density
(e) temperature.
Ans: b
72. In which flow device the pressure loss is minimum :
(a) orifice plate
(b) nozzle
(c) variable orifice meter
(d) venturi tube
(e) Dall tube.
Ans: e
73. Pick out the odd flow measuring device among the following :
(a) positive displacement type
(b) nutating disc type
(c) sliding vane type
(d) turbine type
(e) hydraulic flume.
Ans: e
74. Dynamometers are :
(a) force measuring devices
(b) torque measuring devices
(c) power measuring devices
(d) energy measuring devices
(e) displacement measuring devices.
Ans: c
75. In some measurements, in order to increase the sensitivity, two measuring and two reference cells are often used. This arrange ment is usually referred to as :
(a) wheatstone bridge
(b) katharometer
(c) attenuator
(d) amplifier
(e) Kelvin bridge.
Ans: b
76. Paramagnetic analyser is used to measure following gas sample in air
(a) oxygen
(b) ozone
(c) nitrogen
(d) nitrogen oxides
(e) hydrocarbons.
Ans: a
77. Continuous analysers for measuring following are based on the chemiluminescent flameless reaction with ethylene :
(a) oxygen
(b) ozone
(c) sulphur oxides
(d) nitrogen oxides
(e) pollutants.
Ans: b
78. In capillary viscometer, viscosity is proportional to :
(a) flow
(b) 1/flow
(c) Vflow
(d) 1/Vfl ow
(e) 1/flow3/2.
Ans: b
79. Industrial flow meters are based on :
(a) rotational devices
(b) flow through restrictions
(c) flow around obstructions
(d) all of above
(e) none of above.
Ans: d
80. Chromatographic analyser is used to measure the :
(a) 02 content in flue gases
(b) C02 content in flue gases
(c) CO content in flue gases
(d) amount of individual gases in a mix¬ture
(e) amount of elements in an alloy.
Ans: d
Read More Questions:
Process Instrumentation and Control - Mechanical Engineering MCQs Part1
Process Instrumentation and Control - Mechanical Engineering MCQs Part2
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