40) What will be the result if the clearance angle in drill is increased ?

Poor wedging action

Weak cutting edge

Rough hole surface

Increased point angle

Answer is:

Weak cutting edge

The bored hole has insufficient reaming allowance

Excessive cutting speed

Wrong selection of the reamer for the job

Insufficient coolant supply

Answer is:

Unequal lip angle

Excessive point angle

Unequal clearance angle

Cutting angle is not according to the metal being drilled

Answer is:

Countersinking

Deburring

Spot-facing

Chamfering by filing

Answer is:

Explanation:

Deburring is the process of removing the small imperfections known as burrs from machined metal products