Hydraulics and Fluid Mechanics in ME If mercury in a barometer is replaced by water, the height of 3.75 cm of mercury will be following cm of water 52.2 cm 52 cm 50 cm 51 cm 52.2 cm 52 cm 50 cm 51 cm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a vertical wall is subjected to pressures due to liquid on both sides, the resultant pressure is the __________ of the two pressures. Difference Arithmetic mean Sum Geometric mean Difference Arithmetic mean Sum Geometric mean ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The increase of temperature results in increase in viscosity of liquid decrease in viscosity of gas decrease in viscosity of liquid increase in viscosity of gas increase in viscosity of liquid decrease in viscosity of gas decrease in viscosity of liquid increase in viscosity of gas ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of liquid displaced by the body. This statement is called Bernoulli’s theorem Archimedes’s principle Principle of flotation Pascal’s law Bernoulli’s theorem Archimedes’s principle Principle of flotation Pascal’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.577 R 0.223 R 0.707 R 0.423 R 0.577 R 0.223 R 0.707 R 0.423 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of mass density in kg-sec-V-m⁴ for water at 0°C is 1000 1 100.9 101.9 1000 1 100.9 101.9 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS