Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by Micro-manometer ionisastion gauge Bourdon tube Pirani Gauge Micro-manometer ionisastion gauge Bourdon tube Pirani Gauge 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 ? 1:50 1 :25 1 : 2.5 1 : 5 1:50 1 :25 1 : 2.5 1 : 5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the centroid of the volume of the fluid vertically above the body displaced volume of the fluid submerged body volume of the floating body volume of the fluid vertically above the body displaced volume of the fluid submerged body volume of the floating body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Mercury is often used in barometer because its vapour pressure is so low that it may be neglected it is the best liquid both (B) and (C) the height of barometer will be less its vapour pressure is so low that it may be neglected it is the best liquid both (B) and (C) the height of barometer will be less ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge over a broad crested weir is maximum when the depth of flow is (where H is the available head) H/3 H/2 2 H/5 2 H/3 H/3 H/2 2 H/5 2 H/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H5/2 H3’2 H1/2 H5’4 where H is head. H5/2 H3’2 H1/2 H5’4 where H is head. ANSWER DOWNLOAD EXAMIANS APP