Hydraulics & Fluid Mechanics Mercury is often used in barometer because the height of barometer will be less both (B) and (C) its vapour pressure is so low that it may be neglected it is the best liquid the height of barometer will be less both (B) and (C) its vapour pressure is so low that it may be neglected it is the best liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a floating body to be in equilibrium All of these meta center should be above e.g. a righting couple should be formed center of buoyancy and e.g. must lie on same vertical plane All of these meta center should be above e.g. a righting couple should be formed center of buoyancy and e.g. must lie on same vertical plane ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to atmospheric pressure force of adhesion surface tension force of cohesion atmospheric pressure force of adhesion surface tension force of cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Specific weight of sea water is more that of pure water because it contains All of these dissolved air suspended matter dissolved salt All of these dissolved air suspended matter dissolved salt 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 (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP