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
Hydraulics & Fluid Mechanics Specific weight of sea water is more that of pure water because it contains dissolved salt All of these suspended matter dissolved air dissolved salt All of these suspended matter dissolved air ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In which of the following the friction drag is generally larger than pressure drag? a circular disc or plate held normal to flow a cylinder an airfoil a sphere a circular disc or plate held normal to flow a cylinder an airfoil a sphere ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The surface tension of mercury at normal temperature compared to that of water is more more or less depending on size of glass tube less same more more or less depending on size of glass tube less same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A perfect gas None of these is of theoretical interest is incompressible has constant viscosity None of these is of theoretical interest is incompressible has constant viscosity ANSWER DOWNLOAD EXAMIANS APP
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