A. 1
B. 1000
C. 100
D. 101.9
E. 91
Related Mcqs:
- In an experiment to determine dryness fraction of steam, the mass of water separated was 1.2 kg in 15 mts and the mass of steam passed out in same time was 4.8 kg. Dryness fraction is__________________?
A. 40%
B. 25%
C. 50%
D. 80%
E. 90% - The ratio of absolute viscosity to mass density is known as_________________?
A. specific viscosity
B. viscosity index
C. kinematic viscosity
D. coefficient of viscosity
E. coefficient of compressibility - The density of water is 1000 kg/m3 at__________________?
A. 0°C
B. 0°K
C. 4°C D. 20°C
E. all temperature - Density of water is maximum at__________________?
A. 0°C
B. 0°K
C. 4°C
D. 100°C
E. 20°C. - An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is _________________?
A. 10m/sec2
B. 9.81 m/sec2
C. 10.2/m sec
D. 9.75 m/sec2
E. 9 m/sec - A piece weighing 3 kg in air was found to weigh 2.5 kg when submerged in water. Its specific gravity is_________________?
A. 1
B. 5
C. 7
D. 6 - Viscosity of water in comparison to mercury is_________________?
A. higher
B. lower
C. same
D. higher/lower depending on temperature
E. unpredictable - The pressure at which latent heat of vaporisation of water is zero, is_________________?
A. below atmospheric pressure
B. 1 kg/cm2
C. 100 kg/cm2
D. 170 kg/cm2
E. 225.6 kg/cm2 - Increase in pressure at the outer edge of a drum of radius R due to rotation at corad/sec, full of liquid of density p will be___________________?
A. pco2/?2
B. pco2/?2/2
C. 2pa2R2
D. pa2R/2
E. none of the above - The value of the coefficient of compressibility for water at ordinary pressure and temperature in kg/cm is equal to_________________?
A. 1000
B. 2100
C. 2700
D. 10,000
E. 21,000
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