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 Pascal’s law Bernoulli’s theorem Principle of flotation Archimedes’s principle Pascal’s law Bernoulli’s theorem Principle of flotation Archimedes’s principle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The meatcentric height of a ship is 0.6 m and the radius of gyration is 4 m. The time of rolling of a ship is 10.4 sec 14.1 sec 4.1 sec 5.2 sec 10.4 sec 14.1 sec 4.1 sec 5.2 sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure in the air space above an oil (sp. gr. 0.8) surface in a tank is 0.1 kg/cm". The pressure at 2.5 m below the oil surface will be 3.5 metres of water column 3 metres of water column 4 m of water column 2 metres of water column 3.5 metres of water column 3 metres of water column 4 m of water column 2 metres of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly lowered. It can be done by Designing new impeller Trimming the impeller size to the required size by machining Not possible Some other alterations in the impeller Designing new impeller Trimming the impeller size to the required size by machining Not possible Some other alterations in the impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Liquids transmit pressure equally in all the directions. This is according to Boyle's law Newton's formula Pascal's law Archimedes principle Boyle's law Newton's formula Pascal's law Archimedes principle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Newton’s law of viscosity relates intensity of pressure and rate of angular deformation shear stress and rate of angular deformation shear stress, viscosity and temperature viscosity and rate of angular deformation intensity of pressure and rate of angular deformation shear stress and rate of angular deformation shear stress, viscosity and temperature viscosity and rate of angular deformation ANSWER DOWNLOAD EXAMIANS APP
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