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Chemical Engineering Exam  >  Chemical Engineering Tests  >  Test: Types Of Flow - Chemical Engineering MCQ

Test: Types Of Flow - Chemical Engineering MCQ


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10 Questions MCQ Test - Test: Types Of Flow

Test: Types Of Flow for Chemical Engineering 2024 is part of Chemical Engineering preparation. The Test: Types Of Flow questions and answers have been prepared according to the Chemical Engineering exam syllabus.The Test: Types Of Flow MCQs are made for Chemical Engineering 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Types Of Flow below.
Solutions of Test: Types Of Flow questions in English are available as part of our course for Chemical Engineering & Test: Types Of Flow solutions in Hindi for Chemical Engineering course. Download more important topics, notes, lectures and mock test series for Chemical Engineering Exam by signing up for free. Attempt Test: Types Of Flow | 10 questions in 20 minutes | Mock test for Chemical Engineering preparation | Free important questions MCQ to study for Chemical Engineering Exam | Download free PDF with solutions
Test: Types Of Flow - Question 1
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How many types of fluid flow are characterized in the realms of fluid mechanics?

Detailed Solution for Test: Types Of Flow - Question 1

There are two types of flow i.e. laminar and turbulent flow.

Test: Types Of Flow - Question 2
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In which fluid flow, the motion of fluid particles is irregular?

Detailed Solution for Test: Types Of Flow - Question 2

It proceeds along erratic and unpredictable paths.

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Test: Types Of Flow - Question 3
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Following are the characteristics of turbulent flow
(i) Eddying
(ii) Sinuous
(iii) Rectilinear
Identify the correct option

Detailed Solution for Test: Types Of Flow - Question 3

Obviously a turbulent flow is eddying and sinuous rather than rectilinear in character.

Test: Types Of Flow - Question 4
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The nature of fluid flow is governed by following parameters
(i) Mean flow velocity
(ii) Density of fluid
(iii) Dynamic viscosity of the fluid
Identify the correct statements
Detailed Solution for Test: Types Of Flow - Question 4

Osborne Reynolds, an English scientist confirmed the existence of these two regimes experimentally.

Test: Types Of Flow - Question 5
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The value of convective coefficient of air in case of free convection is
Detailed Solution for Test: Types Of Flow - Question 5

In case of air, the value of convective coefficient is small i.e. 3 W/m2 K to 7 W/m2 K. This is due to presence of some moisture in air.

Test: Types Of Flow - Question 6
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The fluid particles move in flat or curved un-mixing layers or streams and follow a smooth continuous path. This type of flow is known as
Detailed Solution for Test: Types Of Flow - Question 6

The paths of fluid movement are well defined so it is laminar flow.

Test: Types Of Flow - Question 7
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The characteristic dimension d in the relation R E = V d p/δ is the equivalent diameter and is defined as how many times the cross-sectional flow area divided by wetted perimeter
Detailed Solution for Test: Types Of Flow - Question 7

It is defined as four times the equivalent diameter and is defined as how many times the cross-sectional flow area divided by wetted perimeter.

Test: Types Of Flow - Question 8
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For a duct of rectangular cross-section with length l and breadth b, the value of d e is
Detailed Solution for Test: Types Of Flow - Question 8

d e = 4 (l) (b)/2 l + 2 b.

Test: Types Of Flow - Question 9
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In many flow situations, the duct can be
(i) Circular
(ii) Rectangle
(iii) Trapezoidal
(iv) Annulus
Identify the correct option
Detailed Solution for Test: Types Of Flow - Question 9

In many flow situations, the duct is not circular but is rectangle, trapezoidal or even annulus formed by a tube within another tube.

Test: Types Of Flow - Question 10
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If an annulus has an inner diameter of d 1 and an outer diameter of d 2 then the equivalent diameter is
Detailed Solution for Test: Types Of Flow - Question 10

4 (π/4) (d 22 – d 12)/π (d 1 + d 2).

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