Home/Chemical-Engineering/Fluid Mechanics

Fluid Mechanics MCQs

815 questionsChemical-EngineeringPage 88 of 91

Practice free Fluid Mechanics multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 815 questions — no login required.

Question 784easy
One poise (unit of absolute/dynamic viscosity) is equivalent to one
Question 785easy
A centrifugal pump has the following specifications:
Power = 4 H.P.; Speed = 800 rpm
Head = 8 metres
Flow = 1000 litres/minutes.
If its speed is halved, the new discharge will be __________ litres/minute.
Question 786easy
Choose the correct set of dimensions of viscosity that are equivalent (where, F, M, L, T are dimensions for force, mass, length and time respectively).
Advertisement
Question 787easy
For the laminar flow of a fluid in a circular pipe of radius R, the Hagen-Poisseule equation predicts the volumetric flow rate to be proportional to
Question 788easy
A centrifugal pump has the following specifications:
Power = 4 H.P.; Speed = 800 rpm
Head = 8 metres
Flow = 1000 litres/minutes.
If its speed is halved, the power consumed now will be __________ hp.
Question 789easy
N.second/m2 is
Advertisement
Question 790easy
In the complete turbulence zone (in rough pipes), the
Question 791easy
What is the unit of kinematic viscosity in SI unit?
Question 792easy
Stoke's law is valid, when NRe,p is less than