Online Chemical Engineering Test - Process Control and Instrumentation Test 2
Instruction:
- This is a FREE online test. Beware of scammers who ask for money to attend this test.
- Total number of questions: 20.
- Time allotted: 30 minutes.
- Each question carries 1 mark; there are no negative marks.
- DO NOT refresh the page.
- All the best!
Marks : 2/20
Total number of questions
20
Number of answered questions
0
Number of unanswered questions
20
Test Review : View answers and explanation for this test.
1.
Flow rate of a river is measured by a/an
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2.
Range of hydrogen gas constant volume themometer is __________ °C.
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3.
Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire.
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4.
The characteristic equation for the control system with a closed loop transfer function G1/1 + G2 is given by 1 + G2 = 0. The characteristic equation for the control system
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5.
In a second order under damped system, the
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6.
Which of the following is not a differential pressure flow meter ?
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7.
A bolometer is
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8.
The offset introduced by proportional controller with gain Kcin response of first order system can be reduced by
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9.
The inverse Laplace transform of the function
is

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10.
Water is entering a storage tank at a temperature T0 and flow rate Q0 and leaving at a flow rate Q and temperature T. There are negligible heat losses in the tank. The area of cross-section of the tank is A0. The model that describes the dynamic variation of temperature of water in the tank with time is given as :


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11.
Which of the following flow-metering instru-ments is an areameter ?
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12.
Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion?
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13.
Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an __________ pyrometer.
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14.
__________ is the static characteristics of an instrument,
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15.
Which is the most suitable instrument for measuring pressure below 3 microns ?
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16.
Which of the following thermocouples is capable of measuring a temperature of -50°C?
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17.
For measuring the temperature of a red hot furnace, which is the most suitable instrument ?
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18.
Pick out the wrong statement.
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19.
The thermal emf-temperature relationship of most thermocouples is
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20.
Which is the strongest paramagnetic gas?
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