Physics · Mechanical Properties of Solids
लोहा-कार्बन साम्यावस्था आरेख (iron-carbon equilibrium diagram) में, कमरे के तापमान पर पर्लाइट (pearlite) सूक्ष्म संरचना में लगभग कितने प्रतिशत फेराइट (ferrite) होता है?
- 187%✓
- 245%
- 315%
- 432%
सही उत्तर देखें
87%
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