GATE PI · 2019 · PI
Question 34: Machining
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Question 34
PIMCQ2 marksNeeds review
A 20 mm HS drill with a point angle of 118° is used for drilling a through hole on a metallic plate of thickness 100 mm with a cutting speed of 333.33 mm/s and feed of 0.22 mm/rev. Assuming that the drill is touching the surface of the plate at the start, the drilling time (in s) is closest to
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2019PI
GATE PI 2019 · Paper 1
Production and Industrial Engineering · Original paper archive
- Section
- Production and Industrial Engineering
- Question type
- Multiple choice (MCQ)
- Marks
- 2 marks
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