General Studies · Engineering Materials
आमतौर पर, मशीनों में उपयोग होने वाले बेयरिंग बुश (bearing bushes) किसके बने होते हैं?
- 1गन मेटल (Gun metal)✓
- 2व्हाइट मेटल (White metal)
- 3पीतल (Brass)
- 4तांबा (Copper)
सही उत्तर देखें
गन मेटल (Gun metal)
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