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 600 675 300 337.5 600 675 300 337.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Mercury is often used in barometer because the height of barometer will be less its vapour pressure is so low that it may be neglected both (B) and (C) it is the best liquid the height of barometer will be less its vapour pressure is so low that it may be neglected both (B) and (C) it is the best liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The surface tension of mercury at normal temperature compared to that of water is more or less depending on size of glass tube more less same more or less depending on size of glass tube more less same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Normal depth in open channel flow is the depth of flow corresponding to unsteady flow laminar flow Steady flow uniform flow unsteady flow laminar flow Steady flow uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A ship whose hull length is 100 m is to travel at 10 m/sec. For dynamic similarity, at what velocity should a 1:25 model be towed through water ? 2 m/sec 10 m/sec 50 m/sec 25 m/sec 2 m/sec 10 m/sec 50 m/sec 25 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a body floating in a liquid, is displaced slightly, it oscillates about center of pressure e.g. of body center of buoyancy metacentre center of pressure e.g. of body center of buoyancy metacentre ANSWER DOWNLOAD EXAMIANS APP
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