Fluid Mechanics Function of air vessel provided in a reciprocating pump is to Reduce discharge fluctuation Reduce the danger of cavitation Increase the pump efficiency Avoid the necessity of priming Reduce discharge fluctuation Reduce the danger of cavitation Increase the pump efficiency Avoid the necessity of priming ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reciprocating pumps compared to centrifugal pumps Deliver liquid at uniform pressure Can handle slurries more efficiently Can be operated with delivery valve closed Are not subject to air binding Deliver liquid at uniform pressure Can handle slurries more efficiently Can be operated with delivery valve closed Are not subject to air binding ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will Increase Data insufficient to predict pressure drop Decrease Remain same Increase Data insufficient to predict pressure drop Decrease Remain same ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In case of turbulent flow of a Newtonion fluid in a straight pipe, the maximum velocity is equal to (where, Vavg = average fluid velocity) 1.2 Vavg Vavg 1.5 Vavg 1.8 Vavg 1.2 Vavg Vavg 1.5 Vavg 1.8 Vavg ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Water flow rate in a pipe of 3.5 metres diameter can be most economically and conveniently measured by a/an Orificemeter Venturimeter Rotameter Pitot tube Orificemeter Venturimeter Rotameter Pitot tube ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Priming of a centrifugal pump is done to Avoid chances of separation inside the impeller Increase the mass flow rate of fluid Develop effective pressure rise by the pump None of these Avoid chances of separation inside the impeller Increase the mass flow rate of fluid Develop effective pressure rise by the pump None of these ANSWER DOWNLOAD EXAMIANS APP
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