Process Control and Instrumentation

Which of the following flow-metering instruments is an areameter ?

Byadmin March 5, 2019August 24, 2021

Which of the following flow-metering instruments is an areameter ?

A. Venturimeter
B. Rotameter
C. Pitot tube
D. Hot wire anemometer

Process Control and Instrumentation

____________ is the static characteristics of an instrument?

____________ is the static characteristics of an instrument?

A. Response
B. Tine lag
C. Drift
D. Dynamic error

Read More ____________ is the static characteristics of an instrument?
Process Control and Instrumentation

Feed forward controller accounts for the ______________ changes?

Feed forward controller accounts for the ______________ changes?

A. Set point
B. Load
C. Both A. & B.
D. Neither A. nor B.

Read More Feed forward controller accounts for the ______________ changes?
Process Control and Instrumentation

The deflection of the free end of the bimetallic strips in a bimetallic thermometer with temperature is nearly__________________?

The deflection of the free end of the bimetallic strips in a bimetallic thermometer with temperature is nearly__________________?

A. Linear
B. Non-linear
C. Parabolic
D. Hyperbolic

Read More The deflection of the free end of the bimetallic strips in a bimetallic thermometer with temperature is nearly__________________?
Process Control and Instrumentation

The frequency response of a first order system, has a phase shift with lower and upper bounds given by________________?

The frequency response of a first order system, has a phase shift with lower and upper bounds given by________________?

A. – ∞, π/2
B. -π/2, π/2
C. -π/2, 0
D. 0, π/2

Read More The frequency response of a first order system, has a phase shift with lower and upper bounds given by________________?
Process Control and Instrumentation

Small furnace draught is accurately measured by an inclined tube manometer, in which the manometric liquid used most commonly is __________________?

Small furnace draught is accurately measured by an inclined tube manometer, in which the manometric liquid used most commonly is __________________?

A. Water
B. Carbon tetrachloride
C. Paraffin
D. Ethylene glycol

Read More Small furnace draught is accurately measured by an inclined tube manometer, in which the manometric liquid used most commonly is __________________?
Process Control and Instrumentation

Radiation thermometer cannot measure the temperature ___________________?

Radiation thermometer cannot measure the temperature ___________________?

A. Inside a pressure vessel
B. Of an object without coming in contact with it
C. Of liquid oxygen
D. Of moving objects at high temperature

Read More Radiation thermometer cannot measure the temperature ___________________?

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