Fluid Mechanics The equivalent diameter for flow through a rectangular duct of width B and height H is 2HB/(H + B) HB/2(H + B) 4HB/(H + B) HB/(H + B) 2HB/(H + B) HB/2(H + B) 4HB/(H + B) HB/(H + B) ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The value of critical Reynolds number for pipe flow is 1300 None of these 100000 10000 1300 None of these 100000 10000 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 All of these Time taken to close the valve Fluid velocity in the pipe Pipe length All of these Time taken to close the valve Fluid velocity in the pipe Pipe length ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Terminal velocity is A constant velocity with no acceleration None of these A fluctuating velocity Attained after moving one-half of total distance A constant velocity with no acceleration None of these A fluctuating velocity Attained after moving one-half of total distance ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Liquid delivery by centrifugal pump starts, only when the head developed by it is equal to the __________ head. Manometric Static Total Friction Manometric Static Total Friction ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The variable required to be known in correlations used for estimating the horse power of a centrifugal gas compressor and hence its cost are P. Inlet pressure Q. Compressor rpm R. Delivery pressure S. Volumetric flow rate at inlet. P and R P, Q and R R and S P, Rand S P and R P, Q and R R and S P, Rand S ANSWER DOWNLOAD EXAMIANS APP