General Studies · Non-Destructive Testing
कौन सा गैर-विनाशकारी परीक्षण (non-destructive test) लौह-चुंबकीय (ferromagnetic) सामग्रियों में सतह और उप-सतह के दोषों को प्रकट करने के लिए चुंबकीय कणों का उपयोग करता है?
- 1शार्पी परीक्षण
- 2चुंबकीय कण परीक्षण (Magnetic particle testing)✓
- 3झुकाव परीक्षण (Bend test)
- 4एक्स-रे परीक्षण
सही उत्तर देखें
चुंबकीय कण परीक्षण (Magnetic particle testing)
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