Hydraulics and Fluid Mechanics in ME The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by V/(vr - v) 2V/(vr + v) 2V/(vr - v) V/(vr + v) V/(vr - v) 2V/(vr + v) 2V/(vr - v) V/(vr + v) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Braking jet in an impulse turbine is used To change the direction of runner To break the jet of water To bring the runner to rest in a short time None of these To change the direction of runner To break the jet of water To bring the runner to rest in a short time None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dimensions of surface tension are ML²T² ML r² ML°T ML°T⁻² ML²T² ML r² ML°T ML°T⁻² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Discharge of a centrifugal pump is (where N = Speed of the pump impeller) Inversely proportional to N Directly proportional to N Inversely proportional to N² Directly proportional to N² Inversely proportional to N Directly proportional to N Inversely proportional to N² Directly proportional to N² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall per unit length is (where w = Specific weight of liquid, and H = Height of liquid) wH2/2 wH/2 wH2/3 wH wH2/2 wH/2 wH2/3 wH ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel containing liquid is revolved about its vertical axis at a constant angular velocity, the pressure Varies as the square of the radial distance Increases as the square of the radial distance Decreases as the square of the radial distance Increases linearly as its radial distance Varies as the square of the radial distance Increases as the square of the radial distance Decreases as the square of the radial distance Increases linearly as its radial distance ANSWER DOWNLOAD EXAMIANS APP
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