Hydraulics & Fluid Mechanics A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will decrease remain same increase increase/decrease depending on depth of immersion decrease remain same increase increase/decrease depending on depth of immersion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by Pirani Gauge ionisastion gauge Micro-manometer Bourdon tube Pirani Gauge ionisastion gauge Micro-manometer Bourdon tube ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be 300 337.5 600 675 300 337.5 600 675 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is zero at the mid plane and varies linearly with distance from mid plane constant over the cross section zero at plates and increases linearly to midpoint parabolic distribution across the section zero at the mid plane and varies linearly with distance from mid plane constant over the cross section zero at plates and increases linearly to midpoint parabolic distribution across the section ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe) 1/2 R 2/3 R 1/3 R 3/4 R 1/2 R 2/3 R 1/3 R 3/4 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Uniform flow occurs when size and shape of the cross section in a particular length remain constant the flow is steady the flow is streamline size and cross section change uniformly along length size and shape of the cross section in a particular length remain constant the flow is steady the flow is streamline size and cross section change uniformly along length ANSWER DOWNLOAD EXAMIANS APP