A. Hydrometer
B. Contact-type electric indicators
C. Displacement meter
D. Both A. and C.
Related Mcqs:
- 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 - Specific gravity of a liquid cannot be measured by a/an __________________?
A. Anemometer
B. Specific gravity bottle
C. Pycnometer
D. Hydrometer - Continuous measurement of moisture in paper is done by_______________?
A. Sling psychrometer
B. Hair-hygrometer
C. Weighing
D. High resistance Wheatstone bridge circuit - Continuous measurement of moisture content of paper in paper industry is done by measuring the_________________?
A. Thermal conductivity through the paper
B. Electrical resistance through the paper
C. Magnetic susceptibility
D. None of these - Measurement of pressure in ammonia reactor is done by __________________?
A. Bourdon gauge
B. U-tube manometer
C. Inclined tube manometer
D. Pirani gauge - Measurement of sub-zero Celsius temperature in industry is done most commonly by __________________?
A. Thermocouples
B. Resistance thermometers
C. Gas thermometers
D. Bi-metallic thermometers - Zirconia probe is used for the continuous measurement of ______________ flue gases going out of the furnace?
A. Oxygen in
B. Carbon dioxide in
C. Carbon monoxide in
D. Temperature of - Flow rate measurement of hostile acids and alkalis can be most suitably done by a/an ________________?
A. Venturimeter
B. Orificemeter
C. Magnetic flow meter
D. Hot wire anemometer - Temperature measurement by optical pyrometer is done above ____________ point, which is 1063°C ?
A. Antimony
B. Gold
C. Silver
D. Nickel - Platinum resistance thermometer is the international standard for temperature measurement between __________________?
A. Triple point of hydrogen and freezing point of antimony
B. 13.81°K to 903.9°K
C. Both A. and B.
D. Neither A. nor B.
