Physics · Electrical Measuring Instruments
एनालॉग मापक यंत्रों में बाल कमानी (हेयरस्प्रिंग/कंट्रोल स्प्रिंग) बनाने के लिए मुख्य रूप से किस सामग्री का उपयोग किया जाता है?
- 1निकल
- 2फॉस्फर ब्रॉन्ज (फॉस्फर कांस्य)✓
- 3एल्युमिनियम
- 4पीतल (ब्रास)
सही उत्तर देखें
फॉस्फर ब्रॉन्ज (फॉस्फर कांस्य)
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