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Drilling of holes with larger pulse duration causes which effect to the holes produced?

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in Advanced Machining by (962k points)
Drilling of holes with larger pulse duration causes which effect to the holes produced?

(a) Enlarge holes

(b) Reduce hole size

(c) Decrease the depth

(d) All of the mentioned

The question was posed to me in semester exam.

The query is from LBM-Applications topic in portion Thermal Processes of Advanced Machining

1 Answer

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Best answer
Right choice is (a) Enlarge holes

To explain: Drilling the holes with larger pulse duration causes enlargement of the hole entrance.

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