Computer · Concrete Technology
भारतीय मानकों (IS 269) के अनुसार, ब्लेन वायु पारगम्यता विधि द्वारा परीक्षण किए जाने पर साधारण पोर्टलैंड सीमेंट (OPC) के लिए आवश्यक न्यूनतम विशिष्ट सतह क्षेत्र (specific surface area) कितना है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13250 cm2/g
- 23200 cm2/g
- 32250 cm2/g✓
- 42000 cm2/g
सही उत्तर देखें
2250 cm2/g
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