Hydraulics and Fluid Mechanics in ME The overall efficiency for a Pelton wheel lies between 0.75 to 0.85 0.85 to 0.90 0.50 to 0.65 0.65 to 0.75 0.75 to 0.85 0.85 to 0.90 0.50 to 0.65 0.65 to 0.75 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Euler's number is the ratio of __________ force to pressure force. None of these Inertia Gravity Viscous None of these Inertia Gravity Viscous ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the __________ is called Euler's number. Elastic force Pressure force Surface tension force Viscous force Elastic force Pressure force Surface tension force Viscous force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid having no viscosity is known as Non-Newtonian fluid Real fluid Ideal fluid Newtonian fluid Non-Newtonian fluid Real fluid Ideal fluid Newtonian fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An open tank containing liquid is made to move from rest with a uniform acceleration. The angle 0 which the free surface of liquid makes with the horizontal is such that (where a = Horizontal acceleration of the tank, and g = Acceleration due to gravity) tanθ = a/g tanθ = a/2g tanθ = a2/2g tanθ = 2 a/g tanθ = a/g tanθ = a/2g tanθ = a2/2g tanθ = 2 a/g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (Ax̅/IG) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (IG/Ax̅) + x̅ (Ax̅/IG) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (IG/Ax̅) + x̅ ANSWER DOWNLOAD EXAMIANS APP
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