Computer · Civil Engineering - Building Materials
जब IS:4031 के अनुसार ब्लेन की वायु पारगम्यता विधि (Blaine's air permeability method) द्वारा साधारण पोर्टलैंड सीमेंट की महीनता का परीक्षण किया जाता है, तो सीमेंट का विशिष्ट सतह क्षेत्रफल किससे कम नहीं होना चाहिए?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1225 × 106 mm2/kg
- 2225 × 104 mm2/kg✓
- 32250 × 102 mm2/kg
- 4225 mm2/kg
सही उत्तर देखें
225 × 104 mm2/kg
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