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 : 5 1:50 1 : 2.5 1 :25 1 : 5 1:50 1 : 2.5 1 :25 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following instrument can be used for measuring speed of an aeroplane Venturimeter Orifice plate pitot tube rotameter Venturimeter Orifice plate pitot tube rotameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Specific weight of sea water is more that of pure water because it contains dissolved salt dissolved air suspended matter All of these dissolved salt dissolved air suspended matter All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Select the correct statement Local atmospheric pressure is always below standard atmospheric pressure Standard atmospheric pressure is the mean local atmospheric pressure a* sea level Local atmospheric pressure depends upon elevation of locality only A barometer reads the difference be-tween local and standard atmospheric pressure Local atmospheric pressure is always below standard atmospheric pressure Standard atmospheric pressure is the mean local atmospheric pressure a* sea level Local atmospheric pressure depends upon elevation of locality only A barometer reads the difference be-tween local and standard atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horizontal component of force on a curved surface is equal to the force on a vertical projection of the curved surface force on the horizontal projection of the curved surface product of pressure intensity at its centroid and area weight of liquid vertically above the curved surface force on a vertical projection of the curved surface force on the horizontal projection of the curved surface product of pressure intensity at its centroid and area weight of liquid vertically above the curved surface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The difference of pressure between the inside and outside of a liquid drop is (b)p = T/r p = T/2r (a)p = Txr (d)p = 2T/r (b)p = T/r p = T/2r (a)p = Txr (d)p = 2T/r ANSWER DOWNLOAD EXAMIANS APP
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