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Process Control and Instrumentation

Process Control and Instrumentation
The __________ of a vapor pressure thermometer is a primary element.

Bulb
Bourdon tube
None of these
Pointer

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Process Control and Instrumentation
Resistance of a gas in a vessel is given by (where, P = pressure, V = volume of the vessel, n = no. of moles of the gas, R = gas constant)

V/nRT
nRT/P
nRT/V
p/nRT

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Process Control and Instrumentation
Routh stability method uses __________ loop transfer function.

Neither A nor B
Closed
Either A or B
Open

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Process Control and Instrumentation
Concentration of sugar solution can be determined by the

Oscillometry
Emission spectroscopy
Polarimetry
Flame photometry

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Process Control and Instrumentation
Silver point temperature is __________ °C.

760.5
1060.5
960.5
860.5

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Process Control and Instrumentation
Which thermocouple can be used to measure a temperature of around 1400°C ?

Aluminium-chromel
None of these
Platinum-platinum+rhodium
Copper-constantan

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