Hydraulics & Fluid Mechanics An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is 9.75 m/sec² 10.2/m sec 10m/sec² 9.81 m/sec² 9.75 m/sec² 10.2/m sec 10m/sec² 9.81 m/sec² 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 both (B) and (C) the height of barometer will be less it is the best liquid its vapour pressure is so low that it may be neglected both (B) and (C) the height of barometer will be less it is the best liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A large Roynold number is indication of LAMINAR FLOW highly turbulent flow. turbulent flow smooth and streamline flow LAMINAR FLOW highly turbulent flow. turbulent flow smooth and streamline flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics True one-dimensional flow occurs when the direction and magnitude of the veiocity at all points are identical the magnitude and direction of the velocity do not change from point to point in the fluid the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the direction and magnitude of the veiocity at all points are identical the magnitude and direction of the velocity do not change from point to point in the fluid the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics According to Bernoulli’s equation for steady ideal fluid flow total energy is constant throughout velocity and pressure are inversely proportional principle of conservation of mass holds the energy is constant along a stream-line but may vary across streamlines total energy is constant throughout velocity and pressure are inversely proportional principle of conservation of mass holds the energy is constant along a stream-line but may vary across streamlines ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be minimum could be any value negative value maximum minimum could be any value negative value maximum ANSWER DOWNLOAD EXAMIANS APP
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