Chemical Engineering — Test 140

Page 1 of 3

Question 1

Manometers measure the ______________ pressure?

Question 2

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

Question 3

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

Question 4

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

Question 5

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

Question 6

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

Question 7

Isotropic turbulence occurs __________________?

Question 8

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 9

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

Question 10

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