MEM360 - Chapter 1(a) and 1(b)

Machining is the removal of material and modification of the surfaces of a workpiece. TRUE or FALSE?

• TRUE

• FALSE

Which of the following is NOT cutting process?

• Sawing

• Welding

• Turning

• Milling

There are 3 types of chip formation. TRUE or FALSE?

• TRUE

• FALSE

Name the type of chip formation in the figure.

• Continuous chip

• Discontinuous chip

• Continuous with BUE chip

• Serrated chip

Discontinuous chips are formed when ___ metals are used as a workpiece in the machining process.

• Ductile

• Brittle

• Low melting temperature

• High melting temperature

The disadvantage of this chip is rough surface finish of the workpiece. This statement refers to ___

• Continuous chip

• Discontinuous chip (brittle workpiece)

• Continuous with BUE chip

What is the most common cutting fluid used in machining?

• Water

• Mineral Oil

• Emulsion

• Synthetic

What is the purpose of this device?

• To hold the tool

• To hold round workpiece

• To hold square workpiece

• To supply power to a spindle at various rotational speeds

A process of enlarging existing hole is known as ___

• Drilling

• Reaming

• Boring

• Tapping

___ is an operation used to improve surface finish of a hole.

• Drilling

• Reaming

• Tapping

• Turning