Hydraulics & Fluid Mechanics Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is (i) and (ii) (i), (ii) and (iii) (i) and (iii) (ii) and (iii) (i) and (ii) (i), (ii) and (iii) (i) and (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A vertical rectangular plane surface is submerged in water such that its top and bottom surfaces are 1.5 m and 6.0 m res-pectively below the free surface. The position of center of pressure below the free surface will be at a distance of 4.6 M 4.2 M 4.0 M 4.8 M 4.6 M 4.2 M 4.0 M 4.8 M ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The Prartdtl mixing length is None of these zero at the pipe wall maximum at the pipe wall independent of shear stress None of these zero at the pipe wall maximum at the pipe wall independent of shear stress ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a body floating in a liquid, is displaced slightly, it oscillates about e.g. of body metacentre center of buoyancy center of pressure e.g. of body metacentre center of buoyancy center of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be 675 337.5 600 300 675 337.5 600 300 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by ionisastion gauge Micro-manometer Pirani Gauge Bourdon tube ionisastion gauge Micro-manometer Pirani Gauge Bourdon tube ANSWER DOWNLOAD EXAMIANS APP
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