Fluid Mechanics What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate? 0.5 2 1 1.5 0.5 2 1 1.5 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A lubricant 100 times more viscous than water would have a viscosity (in Pa.s) 0.1 1 0.01 10 0.1 1 0.01 10 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the value of Fanning friction factor f ' for smooth pipe at NRe = 10⁶ approximately? 0.003 0.3 0.1 0.01 0.003 0.3 0.1 0.01 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Transition from laminar flow to turbulent flow is aided by the All of these Pressure gradient and the compressibility of the flowing medium Vibration Surface roughness and curvature (i.e.sharp corners) All of these Pressure gradient and the compressibility of the flowing medium Vibration Surface roughness and curvature (i.e.sharp corners) ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A hydraulic ram acts as a/an __________ pump. Reciprocating Impulse Parallel cylinder Centrifugal Reciprocating Impulse Parallel cylinder Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is Δp² Δp < Δp > Δp Δp² Δp < Δp > Δp ANSWER DOWNLOAD EXAMIANS APP
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