Chemistry · Alloys and Usage
टाँका (Solder) का मुख्य उपयोग क्या है?
- 1हवाई जहाज के पुर्जे
- 2सिक्के बनाना
- 3जोड़ों में टाँका लगाना (धातु जोड़ना)✓
- 4विद्युत इन्सुलेशन
सही उत्तर देखें
जोड़ों में टाँका लगाना (धातु जोड़ना)
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