_____________________ pumps are a group of vacuum pumps ?

Related Mcqs:

Poise is converted into stoke by ___________________?

A. Multiplying with density (gm/c.c) B. Dividing by density (gm/c.c) C. Multiplying with specific gravity D. Dividing by specific gravity...

Which of the following relationship is valid for the equilibrium position of the float in a Rotameter? (Where, Df= Drag force on the float Bf = Buoyant force on the float Wf = Weight of the float)?

A. Df + Bf = Wf B. Df = Bf + Wf C. Df + Bf + Wf =0 D. None of these...

Which of the following equations is valid for laminar flow of a fluid through packed bed ?

A. Fanning equation B. Kozeny – Karman equation C. Hagen-Poiseuille equation D. Blake-Plummer equation...

The ratio of maximum to average velocity in case of streamline flow between parallel plates is______________________?

A. 1 B. 1.5 C. 2 D. 2.5...

An ideal plastic substance indicates no deformation, when stressed upto yield stress, but behaves like a Newtonian fluid beyond yield stress. Which of the following is an ideal plastic ?

A. Sewage sludge B. Rubber latex C. Blood D. Sugar solution...