A. 1000 N/m3
B. 10000 N/m3
C. 9.81 xlO3 N/m3
D. 9.81 xlO6N/m3
E. 9.81 N/m3
Related Mcqs:
- Specific weight of sea water is more that of pure water because it contains_________________?
A. dissolved air
B. dissolved salt
C. suspended matter
D. all of the above
E. heavy water - A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is _________________?
A. 0.83
B. 0.6
C. 0.4
D. 0.3
E. none of the above - The specific weight of water is 1000 kg/m”_________________?
A. at normal pressure of 760 mm
B. at 4°C temperature
C. at mean sea level
D. all the above
E. none of the above - If w is the specific weight of liquid and k the depth of any point from the surface, then pressure intensity at that point will be________________?
A. h
B. wh
C. w/h
D. h/w
E. h/wh - A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal to_________________?
A. 10 kg
B. 100 kg
C. 1000 kg
D. 1 kg
E. 10,000 kg - A metal with specific gravity of o floating in a fluid of same specific gravity a will____________________?
A. sink to bottom
B. float over fluid
C. partly immersed
D. be fully immersed with top surface at fluid surface
E. none of the above - A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ?
A. 0.5
B. 0.4
C. 0.515
D. 0.5
E. none of the above - 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 - A pressure of 25 m of head of water is equal to_________________?
A. 25 kN/m2
B. 245 kN/m2
C. 2500 kN/m2
D. 2.5kN/m2
E. 12.5 kN/m2 - 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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