A. 20
B. 30
C. 40
D. 50
Related Mcqs:
- Pressure of 0.01 psi (absolute) can be measured by ______________ gauge?
A. Ionisation
B. Pirani
C. Mcleod
D. None of these - Pressure of 0.0001 absolute psi can be measured by _____________ gauge?
A. Mcleod
B. Pirani
C. Thermocouple
D. None of these - 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 - A manometer measures the _____________ pressure?
A. Atmospheric
B. Absolute
C. Gauge
D. None of these - Mercury manometer (U-tube type) exemplifies a ______________ order system?
A. Zero
B. First
C. Second
D. Third - Which of the following is not a differential pressure flow meter ?
A. Rotameter
B. Flow nozzle
C. Orificemeter
D. Venturimeter - Flow rate through an orifice is _____________ the pressure differential?
A. Proportional to
B. Inversely proportional to the square root of
C. Proportional to the square root of
D. Inversely proportional to the square of - Vapour actuated pressure spring thermometer does not require ambient temperature compensation. Ambient temperature compensation is provided in gas or liquid expansion pressure spring thermometer by__________________?
A. Making the volume of thermometer bulb as large as conveniently possible
B. Reducing the volume of the capillary to a minimum
C. Reducing the volume of the receiving element to a minimum
D. All A , B & C. - Liquid column manometers are used for measuring the pressure ______________ kgf/cm2?
A. > 2 (gage)
B. < 3 (gage)
C. < 10 (gage)
D. < atmospheric - Continuous shell temperature measurement in a liquid-liquid heat exchanger is done by a __________________?
A. Thermocouple
B. Resistance thermometer
C. Mercury in glass thermometer
D. Vapor pressure thermometer
