Hydraulics & Fluid Mechanics Specific weight of sea water is more that of pure water because it contains dissolved air suspended matter dissolved salt All of these dissolved air suspended matter dissolved salt All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 : 2.5 1:50 1 : 5 1 :25 1 : 2.5 1:50 1 : 5 1 :25 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. center of buoyancy and e.g. must lie on same vertical plane a righting couple should be formed All of these meta center should be above e.g. center of buoyancy and e.g. must lie on same vertical plane a righting couple should be formed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The resultant of all normal pressures acts at center of pressure vertically upwards at e.g. of body at metacentre at center of pressure vertically upwards at e.g. of body at metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If a sphere of diameter 1 cm falls in castor oil of kinematic viscosity 10 stokes, with a terminal velocity of 1.5 cm/sec, the coefficient of drag on the sphere is 200 160 less than 1 between 1 and 100 200 160 less than 1 between 1 and 100 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Select the correct statement A barometer reads the difference be-tween local and standard atmospheric pressure Standard atmospheric pressure is the mean local atmospheric pressure a* sea level Local atmospheric pressure is always below standard atmospheric pressure Local atmospheric pressure depends upon elevation of locality only A barometer reads the difference be-tween local and standard atmospheric pressure Standard atmospheric pressure is the mean local atmospheric pressure a* sea level Local atmospheric pressure is always below standard atmospheric pressure Local atmospheric pressure depends upon elevation of locality only ANSWER DOWNLOAD EXAMIANS APP
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