Elements of Mechanical Engineering

The industries that take output from primary industries and convert them to consumer goods are

• Tertiary industries

• Primary industries

• Secondary industries

___________________ is used to give basic property, shape and size

• Secondary manufacturing

• Primary manufacturing

• Additive manufacturing

The place where casting work is done

• Casting shop

• Melting shop

• Foundry shop

Forging is an operation where metal is heated and then an continuous compressive force is applied

• True

• False

Tags

NGSS.MS-PS1-4

NGSS.MS-PS2-2

Process of confining the metal in a closed cavity and then pushing it through a die opening is called as

• Extrusion

• Drawing

In permanent joints connected parts can be separated easily with out damaging the parts

• True

• False

Method of joining similar or dissimilar metals by means of a filler material whose melting temperature is above 450˚C

• Soldering

• Brazing

• Welding

In arc welding process, when do you say that circuit is closed

• When the electrode touches the workpiece

• when you switch on the transformer

• when you bring the electrode 3mm above the workpiece

Which one is not related to the definition of Additive manufacturing

• Layer by Layer

• From 3D CAD data

• Production line

• Product data

Additive manufacturing process is the requirement to convert a CAD model into _______ file

• .prt

• .iges

• .slt

• .stl