Puck up the wrong statement about centrifugal pump Discharge a diameter Power a speed⁴ Head a diameter Head a speed² TRUE ANSWER : ? YOUR ANSWER : ?
Ratio of inertia force to surface Jension is known as Mach number Weber’s number Reynold’s number Froude number TRUE ANSWER : ? YOUR ANSWER : ?
A liquid would wet the solid, if adhesion forces as compared to cohesion forces are more less equal less at low temperature and more at high temperature TRUE ANSWER : ? YOUR ANSWER : ?
The power absorbed (in watts) in overcoming the viscous resistance of a footstep bearing is μ π³ N² R² /3600 t μ π³ N² R⁴ /3600 t μ π³ N² R⁴ /1800 t μ π³ N² R² /1800 t TRUE ANSWER : ? YOUR ANSWER : ?
Liquids transmit pressure equally in all the directions. This is according to Boyle's law Newton's formula Pascal's law Archimedes principle TRUE ANSWER : ? YOUR ANSWER : ?
The centre of pressure acts __________ the centre of gravity of immersed surface. Above At None of these Below TRUE ANSWER : ? YOUR ANSWER : ?
The body will sink down if the force of buoyancy is __________ the weight of the liquid displaced. Equal to None of these Less than More than TRUE ANSWER : ? YOUR ANSWER : ?
When a cylindrical vessel, containing some liquid, is rotated about its vertical axis, the liquid surface is depressed down at the axis of its rotation and rises up near the walls of the vessel on all sides. This type of flow is known as Steady flow Turbulent flow Vortex flow Uniform flow TRUE ANSWER : ? YOUR ANSWER : ?
Froude number is significant in Supersonics, as with projectile and jet propulsion All of the listed here Simultaneous motion through two fluids where there is a surface of discontinuity, gravity forces, and wave making effect, as with ship's hulls Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. TRUE ANSWER : ? YOUR ANSWER : ?
The discharge in an open channel corresponding to critical depth is Zero None of these Maximum Minimum TRUE ANSWER : ? YOUR ANSWER : ?