Question

the rake angle in a drill increases from centre to periphery

Answer 1

Explanation:

The rake angle in a drill. (A) Increases from centre to periphery. (B) Decreases from centre to periphery. (C) Remains constant from 

Answer 2

Rake Angle: It is also known as the helix angle. The angle between a plane passing through the drill axis and the leading edge of the land is known as rake or helix angle. It varies from 0° to 48°.