Mechanical Operations Questions and Answers – Introduction to Conveyors

This set of Mechanical Operations Multiple Choice Questions & Answers (MCQs) focuses on “Introduction to Conveyors”. 1. Which of the following is not of importance when a conveyor is designed? a) Type of industry where the conveyor is being used b) Type of material being carried by the conveyor c) Cost d) Length of travel … Read more

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Mechanical Operations Questions and Answers – Terminal Falling Velocities of Spherical Particles

This set of Mechanical Operations Questions & Answers for Exams focuses on “Terminal Falling Velocities of Spherical Particles”. 1. What is the equation for drag force on a spherical body, when external force acts with acceleration a? Here ρ is the density of fluid, ρP is the density of particle, m is mass of the … Read more

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Mechanical Operations Questions and Answers – Drag Force on Spherical Particle

This set of Advanced Mechanical Operations Questions and Answers focuses on “Drag Force on Spherical Particle”. 1. Which of the following is the correct form of Stoke’s law? (Here, CD represents Drag coefficient and NRe represents Reynolds number) a) CD = 24 / NRe b) CD = 24 * NRe c) CD = 18 / … Read more

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Mechanical Operations Questions and Answers – Applications of Fluidisation

This set of Mechanical Operations Multiple Choice Questions & Answers (MCQs) focuses on “Applications of Fluidisation”. 1. Which of the following is true about fluidized beds? a) Intense mixing leads to non-uniform temperature b) Fluidized solids can be easily transferred from one reactor to another c) Heat transfer in a fluidized bed is moderate d) … Read more

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Mechanical Operations Questions and Answers – Minimum Fluidisation Velocity

This set of Mechanical Operations Multiple Choice Questions & Answers (MCQs) focuses on “Minimum Fluidisation Velocity”. 1. Which of the following is the best condition for minimum fluidization? a) Drag force imparted by the down flowing gas equals the weight of the particles, and void space in the bed increases slightly b) Drag force imparted … Read more

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Mechanical Operations Questions and Answers – Characteristics of Fluidized System

This set of Mechanical Operations Multiple Choice Questions & Answers (MCQs) focuses on “Characteristics of Fluidized System”. 1. Which of the following liquid like properties is correct about fluidized beds? a) Heavier particles float on the top b) Have a non-static pressure head c) Assume the shape of the container that contains it d) Non … Read more

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Mechanical Operations Questions and Answers – Fluidization

This set of Mechanical Operations Multiple Choice Questions & Answers (MCQs) focuses on “Fluidization”. 1. How do solids behave like fluids in fluidization? a) Solids behave like fluids by blowing liquid downwards through the reactor b) Solids behave like fluids by blowing gas upwards through the reactor c) Solids behave like fluids by blowing gas … Read more

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Mechanical Operations Questions and Answers – Mixing of Solids

This set of Mechanical Operations Objective Questions & Answers focuses on “Mixing of Solids”. 1. Which one of the following rightly defines mixing? a) Mixing converts a homogenous system to a heterogeneous system without adding any materials b) Mixing converts a heterogeneous system to a homogeneous system without adding any materials c) Mixing converts a … Read more

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Mechanical Operations Questions and Answers – Flow Patterns

This set of Mechanical Operations written test Questions & Answers focuses on “Flow Patterns”. 1. How can pitch be defined with respect to flow patterns during mixing? a) Distance covered by liquid due to any chosen component b) Distance covered by liquid during axial flow c) Distance covered by liquid during tangential flow d) Distance … Read more

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Mechanical Operations Questions and Answers – Static Mixers

This set of Mechanical Operations Multiple Choice Questions & Answers (MCQs) focuses on “Static Mixers”. 1. Which of the following are properties of an ideal static mixer? a) Enables ideal mixing at the lowest pressure drop, for lowest installed cost b) Enables ideal mixing at the highest pressure drop, for lowest installed cost c) Enables … Read more

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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