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_________ pulse energy and _________ pulse duration are suitable for drilling.

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in Advanced Machining by (962k points)
_________ pulse energy and _________ pulse duration are suitable for drilling.

(a) Low, short

(b) Low, long

(c) High, short

(d) High, long

I have been asked this question by my school teacher while I was bunking the class.

This intriguing question comes from LBM-Applications in chapter Thermal Processes of Advanced Machining

1 Answer

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Right choice is (c) High, short

The best I can explain: In LBM, high energy pulses and low pulse duration are more suitable for hole drilling in aerospace materials.

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