Fluid Mechanics A hydraulic ram acts as a/an __________ pump. Centrifugal Reciprocating Impulse Parallel cylinder Centrifugal Reciprocating Impulse Parallel cylinder ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Two fluids are flowing through two similar pipes of the same diameter. The Reynold's number is same. For the same flow rate if the viscosity of a fluid is reduced to half the value of the first fluid, the pressure drop will Data insufficient to predict relative pressure drop Remain unchanged Increase Decrease Data insufficient to predict relative pressure drop Remain unchanged Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Prandtl mixing length is A universal constant Applicable to laminar flow problems Zero at the pipe wall None of these A universal constant Applicable to laminar flow problems Zero at the pipe wall None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The drag co-efficient for a bacterium moving in water at 1 mm/s, will be of the following order of magnitude (assume size of the bacterium to be 1 micron and kinematic viscosity of water to be 10⁻⁶m²/s). 0.44 0.24 24000 24 0.44 0.24 24000 24 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 > Δp Δp < Δp Δp² > Δp Δp < Δp Δp² ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With increase in molecular weight of the gas, the head developed by a centrifugal compressor will Increase Remain same Unpredictable Decrease Increase Remain same Unpredictable Decrease ANSWER DOWNLOAD EXAMIANS APP
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