Engineering Tutorials

Introduction

It is important to note that thermodynamics is concerned only with energy changes accompanying a given process (physical or chemical) and not with the total energy of the body. Further chemical thermodynamics is that branch of thermodynamics which deals only with chemical changes in chemical substances.

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INTRODUCTION TO METAL CUTTING:

Metal cutting is the process of producing a job by removing a layer of unwanted material from a given workpiece. Fig. shows the schematics of a typical metal cutting process in which a wedge shaped, sharp edged tool is set to a certain depth of cut and moves relative to the workpiece.

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