Fluid Flow 1- An ideal fluid is: (A) Similar to a perfect gas. (B) Non-viscous and incompressible. (C) One which satisfies the continuity equation. (D) One which obeys Newton's law for viscosity drag. 2- Reynolds number for flow of water at room temperature through 2 cm diameter pipe at an average velocity of 5 cm/sec is around (A) 2000 (B) 10 (C) 100 (D) 1000 3. When the pipe Reynold's number is 6000, the flow is generally (A)viscous (B) laminar (C) turbulent (D) transition 4- For a given Reynold number as d/D for an orifice increases, Cd will (where, d & D are orifice & pipe diameters respectively. (A) increase (B) decrease (C) remain constant (D) depends on other factors 5. The value of friction factor 'f' for smooth pipes for Reynolds number 10% is approximately equal to: (A) 0.1 (B) 0.01 (C) 0.001 (D)0.0001 Mass transfer Operation 1. Molecular diffusivity of a liquid (A) increases with temperature (B) decreases with temperature (C) may increase or decrease with temperature (D) is independent of temperature 2. The relative volatility of a binary mixture at the azeotropic composition is
Fluid Flow 1- An ideal fluid is: (A) Similar to a perfect gas. (B) Non-viscous and incompressible. (C) One which satisfies the continuity equation. (D) One which obeys Newton's law for viscosity drag. 2- Reynolds number for flow of water at room temperature through 2 cm diameter pipe at an average velocity of 5 cm/sec is around (A) 2000 (B) 10 (C) 100 (D) 1000 3. When the pipe Reynold's number is 6000, the flow is generally (A)viscous (B) laminar (C) turbulent (D) transition 4- For a given Reynold number as d/D for an orifice increases, Cd will (where, d & D are orifice & pipe diameters respectively. (A) increase (B) decrease (C) remain constant (D) depends on other factors 5. The value of friction factor 'f' for smooth pipes for Reynolds number 10% is approximately equal to: (A) 0.1 (B) 0.01 (C) 0.001 (D)0.0001 Mass transfer Operation 1. Molecular diffusivity of a liquid (A) increases with temperature (B) decreases with temperature (C) may increase or decrease with temperature (D) is independent of temperature 2. The relative volatility of a binary mixture at the azeotropic composition is
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Please solve all the choices with explanation
Transcribed Image Text:Fluid Flow
1- An ideal fluid is:
(A) Similar to a perfect gas.
(B) Non-viscous and incompressible.
(C) One which satisfies the continuity equation.
(D) One which obeys Newton's law for viscosity drag.
2- Reynolds number for flow of water at room temperature through 2 cm diameter pipe at an
average velocity of 5 cm/sec is around
(A) 2000
(B) 10
(C) 100
(D) 1000
3. When the pipe Reynold's number is 6000, the flow is generally
(A)viscous
(B) laminar
(C) turbulent
(D) transition
4- For a given Reynold number as d/D for an orifice increases, Cd will (where, d & D are orifice &
pipe diameters respectively.
(A) increase
(B) decrease
(C) remain constant
(D) depends on other factors
5. The value of friction factor 'f' for smooth pipes for Reynolds number 10% is approximately equal
to:
(A) 0.1
(B) 0.01
(C) 0.001
(D)0.0001
Mass transfer Operation
1. Molecular diffusivity of a liquid
(A) increases with temperature
(B) decreases with temperature
(C) may increase or decrease with temperature
(D) is independent of temperature
2. The relative volatility of a binary mixture at the azeotropic composition is
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