Fluid Mechanics Function of air vessel provided in a reciprocating pump is to Reduce the danger of cavitation Increase the pump efficiency Reduce discharge fluctuation Avoid the necessity of priming Reduce the danger of cavitation Increase the pump efficiency Reduce discharge fluctuation Avoid the necessity of priming 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 24 24000 0.24 0.44 24 24000 0.24 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The head loss in turbulent flow in a pipe varies Inversely as the velocity As velocity As (velocity)² Inversely as the square of diameter Inversely as the velocity As velocity As (velocity)² Inversely as the square of diameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The __________ pressure is measured by a static tube. Static Total None of these Dynamic Static Total None of these Dynamic ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Multistage compressors are used in industry, because they Reduce the size requirement Reduce the cost of compressor Are easy to control Resemble closely to isothermal compression Reduce the size requirement Reduce the cost of compressor Are easy to control Resemble closely to isothermal compression ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 4πg/3 0.01πgH/4 0.01πgH/8 0.04πgH/3 4πg/3 0.01πgH/4 0.01πgH/8 0.04πgH/3 ANSWER DOWNLOAD EXAMIANS APP