Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Either opened or closed ; it does not make any difference Either opened or closed; depending on the fluid viscosity Closed Opened Either opened or closed ; it does not make any difference Either opened or closed; depending on the fluid viscosity Closed Opened ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct) πx 2x x x/2 πx 2x x x/2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Water hammer is caused, when water flowing in a pipe is suddenly brought to rest by closing the valve. The extent of pressure thus produced due to water hammer depends on the Fluid velocity in the pipe Time taken to close the valve Pipe length All of these Fluid velocity in the pipe Time taken to close the valve Pipe length All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If two capillary tubes of dia 0.5 mm and 1 mm are dipped in a pot containing mercury, then the rise of mercury is Zero in both the tubes Same in both the tubes Greater in 0.5 mm dia tube Greater in 1 mm dia tube Zero in both the tubes Same in both the tubes Greater in 0.5 mm dia tube Greater in 1 mm dia tube 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 Pitot tube Venturimeter Rotameter Orificemeter Pitot tube Venturimeter Rotameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Function of air vessel provided in a reciprocating pump is to Avoid the necessity of priming Reduce discharge fluctuation Increase the pump efficiency Reduce the danger of cavitation Avoid the necessity of priming Reduce discharge fluctuation Increase the pump efficiency Reduce the danger of cavitation ANSWER DOWNLOAD EXAMIANS APP
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