Fluid Mechanics Capillary rise of mercury in a small diameter tube is proportional to (where, d = diameter of the tube, σ = surface tension of mercury) D Σ 1/d L/σ D Σ 1/d L/σ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Scale up of agitator design requires All of these Both geometrical and dynamic similarity Dynamic similarity only Geometrical similarity only All of these Both geometrical and dynamic similarity Dynamic similarity only Geometrical similarity only ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reciprocating pumps compared to centrifugal pumps 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 Deliver liquid at uniform pressure Can handle slurries more efficiently Can be operated with delivery valve closed ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What causes cavitation in centrifugal pump? Low suction pressure High suction pressure High suction velocity Low barometric pressure Low suction pressure High suction pressure High suction velocity Low barometric pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equivalent diameter for flow through a rectangular duct of width B and height H is 4HB/(H + B) HB/(H + B) HB/2(H + B) 2HB/(H + B) 4HB/(H + B) HB/(H + B) HB/2(H + B) 2HB/(H + B) ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Water is flowing at 1 m/sec through a pipe (of 10 cm I.D) with a right angle bend. The force in Newtons exerted on the bend by water is 10√2π 5π/√2 5√2π 5π/2 10√2π 5π/√2 5√2π 5π/2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS