A. at the centroid
B. above the centroid
C. below the centroid
D. at metacentre
E. at center of pressure
Related Mcqs:
- In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 9. Sensitivity of inclined tube to sensitivity of U-tube is equal to_________________?
A. sin 9
B. sin 9
C. casS
D. cos 9
E. tan 9 - An open vessel of water is accelerated up an inclined plane. The free water surface will___________________?
A. be horizontal
B. make an angle in direction of inclination of inclined plane
C. make an angle in opposite direction to inclination of inclined plane
D. any one of above is possible
E. none of the above - The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the centriod, if __________________?
A. the area is horizontal
B. the area is vertical
C. the area is inclined
D. all of the above
E. none of the above - The center of pressure of a surface subjected to fluid pressure is the point____________________?
A. on the surface at which resultant pres-sure acts
B. on the surface at which gravitational force acis
C. at which all hydraulic forces meet
D. similar to metacentre
E. where pressure equivalent to hydraulic thrust will act - The depth of the center of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is ______________________?
A. 2.4 m
B. 3.0 m
C. 4.0 m
D.”2.5 m
E. 5.0 m - In an immersed body, center of pressure is ____________________?
A. at the center of gravity
B. above the center of gravity
C. below be center of gravity
D. could be above or below e.g. depending on density of body and liquid
E. unpredictable - Dry water flow in a combined sewer, is______________________?
A. Industrial sewage
B. Domestic sewage
C. Storm water
D. Inclusive of domestic and industrial sewage but excludes storm water - 3.0 ml of raw sewage is diluted to 300 ml. The D.O. concentration of the diluted sample at the beginning of the test was 8 mg/l. After 5 day-incubation at 20°C, the D.O. concentration was 5 mg/l. The BOD of raw sewerage is______________________?
A. 100 mg/l
B. 200 mg/l
C. 300 mg/l
D. 400 mg/l - The settlement velocity of a solid (diameter 0.5 mm, specific gravity 1.75) in water having temperature 10°C, is______________________?
A. 213.5 cm/sec
B. 313.5 cm/sec
C. 413.5 cm/sec
D. 500 cm/sec - If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be _____________________?
A. 2 meters of water column
B. 3 meters of water column
C. 5 meters of water column
D. 6 meters of water Column
E. 7 meters of water column
