7) Which valve is used for fine control of flow in pipe line?
Answer is:
Needle valve
Related Hydraulic and Pneumatics MCQ with Answers
Answer is:
Check valve
Answer is:
Gauge Pressure
Explanation:
Gauge Pressure: The pressure measured with the help of a pressure gauge is known as gauge pressure, in which atmospheric pressure is taken as datum. All the pressure gauges record the difference between the actual pressure and the atmospheric pressure. The actual pressure is known as absolute pressure. Mathematically
Absolute pressure= Atmospheric pressure + Gauge pressure (Positive)