The rate of increase of velocity with respect to change in the position of fluid particle in a flow field is called as

Related MCQs

• If the velocity in a fluid flow does not change with respect to length of direction of flow, it is called
• If the velocity in a fluid flow change with respect to length of direction of flow, it is called
• Volume flow rate of water in a Francis turbine runner is 25 m3/s. The flow velocity, whirl velocity and blade velocity are 11 m/s, 10 m/s and 5 m/s respectively, all values given at runner inlet. Find the power developed by the turbine.
• In steady flow of a fluid, the total accele ration of any fluid particle
• A flow in which the volume of a fluid and its density does not change during the flow is called _________ flow.
• Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is
• The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow.)
• If Velocity, pressure, density etc., do not change at a point with respect to time, flow is called
• If velocity, pressure, density etc., change at a point with respect to time, flow is called
• Power developed by Francis turbine are calculated for a certain set of conditions. Now, the inlet whirl velocity is doubled, the blade velocity at inlet is doubled and the flow velocity is quartered. The power developed: