General Studies · Drilling and Boring
एक ड्रिल जिसमें असमान कटिंग एज (cutting edges) और बिंदु कोण (point angles) सममित (symmetrical) नहीं होते हैं, उसके परिणामस्वरूप किस प्रकार का छिद्र (hole) बनेगा?
- 1शंक्वाकार छिद्र (Conical hole)
- 2बड़ा छिद्र (Oversized hole)✓
- 3सटीक छिद्र (Accurate hole)
- 4छोटा छिद्र (Undersized hole)
सही उत्तर देखें
बड़ा छिद्र (Oversized hole)
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