Hydraulics & Fluid Mechanics Select the correct statement Standard atmospheric pressure is the mean local atmospheric pressure a* sea level A barometer reads the difference be-tween local and standard atmospheric pressure Local atmospheric pressure depends upon elevation of locality only Local atmospheric pressure is always below standard atmospheric pressure Standard atmospheric pressure is the mean local atmospheric pressure a* sea level A barometer reads the difference be-tween local and standard atmospheric pressure Local atmospheric pressure depends upon elevation of locality only Local atmospheric pressure is always below standard atmospheric pressure 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 25 m/sec 50 m/sec 2 m/sec 10 m/sec 25 m/sec 50 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by Bourdon tube Micro-manometer Pirani Gauge ionisastion gauge Bourdon tube Micro-manometer Pirani Gauge ionisastion gauge ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The position of center of pressure on a plane surface immersed vertically in a static mass of fluid is always above the centroid of the area None of these always below the centroid of the area at the centroid of the submerged area always above the centroid of the area None of these always below the centroid of the area at the centroid of the submerged area 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 : 5 1 :25 1:50 1 : 2.5 1 : 5 1 :25 1:50 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H1/2 H5/2 H3’2 H5’4 where H is head. H1/2 H5/2 H3’2 H5’4 where H is head. ANSWER DOWNLOAD EXAMIANS APP
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