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Process Control and Instrumentation

Process Control and Instrumentation
Emf developed by a thermocouple while measuring a temperature of 800°C is about 31 mV. The type of thermocouple used is

None of these
Chromel-alumel
Platinum-platinum+rhodium
Iron-constantan

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Process Control and Instrumentation
Flow rate through an orifice is __________ the pressure differential.

Inversely proportional to the square root of
Inversely proportional to the square of
Proportional to the square root of
Proportional to

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Process Control and Instrumentation
__________ temperature scale assigns 0° to the 'ice point' and 80° to the 'steam point'

Celcius
Farenhite
Reumur
Rankine

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Process Control and Instrumentation
Optical activity of a solution can be determined using a

Polarograph
Refractrometer
Dilatometer
Polarimeter

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Process Control and Instrumentation
What is the Laplace transform of sin t ?

1/(s² - 1)
1/(s² + 1)
S/(s² - 1)
S/(s² + 1)

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Process Control and Instrumentation
Pressure of 0.0001 absolute psi can be measured by __________ gauge

Mcloid
Thermocouple
None of these
Pirani

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