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Hamad Process Control and Instrumentation 01/12/2021
A. Outlet flow rate
C. Both A. & B.
D. Neither A. nor B.
- In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is_____________?
- A. G/(1 + H) B. H/(1 + G) C. G/H D. H/G...
- Which of the following filled system expansion thermometer has the capability to measure the lowest temperature ?
- A. Mercury in glass thermometer B. Mercury in steel thermometer C. Alcohol in glass thermometer D. Fused metal (Na or K) in steel thermometer...
- ____________ stability method uses open loop transfer function?
- A. Nyquist B. Mikhailov C. Ruth D. None of these...
- The operation of a Rotameter is based on ________________?
- A. Variable flow area B. Rotation of a turbine C. Pressure drop across a nozzle D. Pressure at a stagnation point...
- Emission spectroscopy is used for__________________?
- A. Solids and metal analysis B. Determining water purity C. Determination of CO2 in gases D. NOx determination...
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