Fluid Mechanics for Chemical — Test 19

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Question 1

Centre of pressure of a plane surface of arbitrary shape immersed vertically in a static mass of fluid________________?

Question 2

Vena-contracta pressure tapping is at a distance _______________ from the position of an orificemeter fitted in a pipe of internal diameter ‘d’ ?

Question 3

A special type of liquid transporting device is the diffuser pump, in which _____________ are minimised?

Question 4

For flow through an orifice from a reservoir, the actual velocity at the vena contracta is given by _________________?

Question 5

Specific speed of a centrifugal pump relates it with another pump having the___________________?

Question 6

Isotropic turbulence occurs __________________?

Question 7

A spherical particle is falling slow in a viscous liquid such that Reynolds number is less than 1. Which statement is correct for this situation ?

Question 8

Which of the following is the „Blasius equation‟, relating friction factor to the Reynolds number ?

Question 9

In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant ?

Question 10

Draining of shallow pits or sump is done by a sump pump, which is a ______________ pump?