Hydraulics and Fluid Mechanics in ME The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to Bernoulli’s theorem Buoyancy Equilibrium of a floating body Archimedes’ principle Bernoulli’s theorem Buoyancy Equilibrium of a floating body Archimedes’ principle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Practical fluids possess surface tension possess all the above properties are viscous are compressible possess surface tension possess all the above properties are viscous are compressible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium When its e.g. is below its center of buoyancy When its meatcentric height is zero When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability When its e.g. is below its center of buoyancy When its meatcentric height is zero When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm² and a volume of 0.039 m3 at 150 kg/cm². The bulk modulus of elasticity of liquid is 400 kg/cm² 40 × 10⁶ kg/cm² 40 × 10⁵ kg/cm² 4000 kg/cm² 400 kg/cm² 40 × 10⁶ kg/cm² 40 × 10⁵ kg/cm² 4000 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The divergent portion of a Venturimeter is made longer than convergent portion in order to Avoid the tendency of breaking away the stream of liquid Both (A) and (B) None of these To minimize frictional losses Avoid the tendency of breaking away the stream of liquid Both (A) and (B) None of these To minimize frictional losses ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is _______ of the jet velocity, Three-fourth One-half Double One-fourth Three-fourth One-half Double One-fourth ANSWER DOWNLOAD EXAMIANS APP
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