Mechanical Engineering

Heat & Mass Transfer

ONE-DIMENSIONAL GENERAL DIFFERENTIAL HEAT CONDUCTION EQUATION IN THE RECTANGULAR COORDINATE SYSTEM

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Taking the limit as Δx→0 and Δt→0 yields Variable thermal conductivity Constant thermal conductivity

Heat & Mass Transfer

HEAT GENERATION

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1) A medium through which heat is conducted may involve the conversion of electrical, nuclear, or…

Heat & Mass Transfer

MULTIDIMENSIONAL HEAT TRANSFER

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1) Heat transfer problems are also classified as being one-dimensional, two dimensional, or three dimensional, depending…

Heat & Mass Transfer

INTRODUCTION – HEAT TRANSFER

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1) Heat transfer has direction as well as magnitude, and thus it is a vector quantity a) Must specify both…

Heat & Mass Transfer

SIMULTANEOUS HEAT TRANSFER MECHANISMS

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1) Three mechanisms of heat transfer, but not all three can exist simultaneously in a medium.…

Heat & Mass Transfer

RADIATION

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1) Radiation is the energy emitted by matter in the form of electromagnetic waves (or photons)…

Heat & Mass Transfer

CONVECTION

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1) Convection heat transfer involves both energy transfer due to random molecular motions and by bulk…

Heat & Mass Transfer

CONDUCTION

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1) Conduction heat transfer is due to random molecular and atomic vibrational, rotational and translational motions a) High…

Heat & Mass Transfer

HEAT TRANSFER VS THERMODYNAMICS

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1) Thermodynamics is concerned with the amount of heat transfer as a system undergoes a process…

Engineering Metrology & Measurement

“Is a measure of velocity of fluid Particles” Standard temperature and pressure (STP) Normal temperature and pressure (NTP) Temp.Scale Instruments to measure temperature: Filled system in temperature measurement …

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ONE-DIMENSIONAL GENERAL DIFFERENTIAL HEAT CONDUCTION EQUATION IN THE RECTANGULAR COORDINATE SYSTEM

HEAT GENERATION

MULTIDIMENSIONAL HEAT TRANSFER

INTRODUCTION – HEAT TRANSFER

SIMULTANEOUS HEAT TRANSFER MECHANISMS

RADIATION

CONVECTION

CONDUCTION

HEAT TRANSFER VS THERMODYNAMICS

MEASUREMENT OF TEMPERATURE

From Steam Engines to Smart Machines: A Mechanical Engineer’s Journey Through Technology Timelines

How to Create a DIY Magnetic Levitation System (Maglev) at Home 🚀🔬

What is a Harmonic Drive? 🤖 How Robots Achieve Precise Motion with Amazing Accuracy

How Do Helicopters Achieve Lift? 🚁 The Science of Rotors Explained