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Objective Questions

Objective Questions and Solutions, Mechanical/Production (a) Manufacturing is the process of converting raw material into ______Finished Product_____ (b) The ductility of a piece of chalk is...

Grinding

Grinding : Abrasives, Grit, Classification of wheels, Bond and Grade The grinding process is capable of producing very accurate sizes, equally accurate geometry like flatness...

Types of Drilling

Following are major types of drilling ; Step drilling: More than one diameter can be ground on the drill body which saves an extra...

Objective Questions – Metals and Alloys

Pick out the most appropriate option: Answers are marked bold ; 1. Mild steel is an alloy of iron and carbon with percentage of carbon ranging...

Alloys of Nickel

ALLOYS OF NICKEL (i) German silver. It is a cupro nickel to which zinc has been added. A typical composition is 60% copper, 30% nickel...

Non Ferrous Metals and Alloys

Non Ferrous Metals and Alloys - Properties and Uses : Non-ferrous metals and alloys do not contain any significant quantity of iron. The most common...

Bronze and its types

Bronze ; Bronze is an alloy of copper and tin however commercial bronzes may contain other elements besides tin. In fact, alloys of copper with...

Diff B/w NC and CNC M/c

NC - Numeric Controlled and CNC - Computer Numeric Controlled Machines differ in these ways : The difference between NC and CNC is one...

Lathe Machine Parts

The main parts of a Lathe Machine are : - Headstock - Tailstock - Carriage - Cross-slide - Compound slide - Bed - Quick change gearbox - Legs - Feed shaft - Lead screw The...

Ladder Friction

Read - What is friction ?
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