General Studies · Manufacturing Processes
The torque required in a drilling operation increases significantly with drill diameter primarily because:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Chip resistance is proportional to the cutting area, which varies with the square of the drill diameter (D2).✓
- 2The flute depth increases linearly with length.
- 3The web thickness remains constant regardless of size.
- 4The cutting speed reduces at the outer periphery.
Correct answer
Chip resistance is proportional to the cutting area, which varies with the square of the drill diameter (D2).
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