Fluid Mechanics A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is Δp² < Δp > Δp Δp Δp² < Δp > Δp Δp ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If the head over the triangular notch is doubled, the discharge will increase by __________ times. 2.828 2 4 5.657 2.828 2 4 5.657 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 Same in both the tubes Zero in both the tubes Greater in 0.5 mm dia tube Greater in 1 mm dia tube Same in both the tubes Zero in both the tubes Greater in 0.5 mm dia tube Greater in 1 mm dia tube ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Power number is the ratio of Inertial stress to drag stress Gravitational stress to drag stress Inertial stress to gravitational stress Drag stress to inertial stress Inertial stress to drag stress Gravitational stress to drag stress Inertial stress to gravitational stress Drag stress to inertial stress 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 5π/2 10√2π 5√2π 5π/√2 5π/2 10√2π 5√2π 5π/√2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Very small pressure difference (< 5 mm water coloumn) can be most conveniently measured by a/an __________ manometer. U-tube mercury U-tube water Inclined tube water Inclined tube mercury U-tube mercury U-tube water Inclined tube water Inclined tube mercury ANSWER DOWNLOAD EXAMIANS APP
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