A. Low vapour pressure
B. Corrosive nature
C. High vapour pressure
D. High boiling point
Related Mcqs:
- Which of the following is a commonly used manometric liquid for low pressure range ?
A. Ethyl alcohol
B. Carbon tetrachloride
C. Glycerol
D. Ethylene glycol - Melting point & boiling points of liquid oxygen are respectively – 218.8°C & – 183°C, while the same for liquid nitrogen is – 210°C & – 195.8°C respectively. The difference in melting points of liquid oxygen & liquid nitrogen is not equal to 8.8 ?
A. °C
B. °F
C. °K
D. °R - Spherical shape of mercury droplets is due to its____________________?
A. High viscosity
B. Low surface tension
C. High density
D. High surface tension - M10 index of coke indicates its____________________?
A. Compressive strength
B. Hardness
C. Abrasion resistance
D. Impact strength - Tempering of a material does not improve its____________________?
A. Machinability
B. Toughness
C. Internal stress level
D. Softness - Softening of hardened steel is done by its____________________?
A. Normalising
B. Tempering
C. Annealing
D. Carburising - Absolute zero, pressure will occur, when the molecular momentum of the system becomes zero. A liquid will cease to exist as liquid at________________?
A. High vacuum
B. Zero pressure
C. 0°K
D. Earth’s centre - The fugacity of liquid water at 298 K is approximately 3171 Pa. Considering the ideal heat of vaporisation as 43723 J/gm.mole, its fugacity at 300 K would be________________?
A. 3171Pa
B. 3567Pa
C. 1.01 × 105Pa
D. 5000Pa - Potable water means the water used for____________________?
A. Fire-fighting
B. Cooling
C. Drinking
D. Evaporation to produce steam - Natural water contains approximately ______________ percent of heavy water?
A. 0.015
B. 0.71
C. 1.2
D. 3.5
