Which of the following is not a variable area flow meter ?

Related Mcqs:

Temperature of molten pig iron (1450°C) and molten slag (1500°C) flowing out of a blast furnace is measured by a/an_______________?

A. Chromel-alumel thermocouple B. Optical pyrometer C. Radiation pyrometer D. Either B. or C....

Suppose that the gain, time constant and dead time of a process with the following transfer function: Gc(s) = 10 exp( – 0.1s)/(0.5s + 1) are known with a possible error of ± 20% of their values. The largest permissible gain Kc of a proportional controller needs to be calculated below taking the values of process gain, time constant and dead time as________________?

A. 8, 0.6, 0.08 B. 12, 0.6, 0.12 C. 8, 0.6, 0.12 D. 12, 0.4, 0.08...

______________ controller has the maximum stabilising time?

A. P B. PD C. PI D. PID...

A magnetic flowmeter is_________________?

A. Based on the principle of Faraday’s law B. Capable of measuring the flow rate of slurries and electrolytes C. Based on the linear relationship between the fluid flow rate and the induced voltage D. All A., B. and C....

Feed forward controller accounts for the ______________ changes?

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