High temperature

Related MCQs

• Placing of concrete should preferably be done at a temperature of
• Retarders used at grouting oil wells, where temperature is about _____________ oC.
• If L1=Measurement taken after 24 hours of immersion in water at a temp. of 27 ± 20oC and L2=Measurement taken after 3 hours of immersion in water at boiling temperature. Then what is soundness of cement?
• Alumina in the cement lowers the clinkering temperature.
• In the manufacture of cement, the dry or wet mixture of calcareous and argillaceous materials is burnt at a temperature between
• As compared to ordinary Portland cement, high alumina cement has
• Which cement contains high percentage of C3S and less percentage of C2S?
• For high degree of workability, the slump value should vary between
• The cement concrete in which high compressive stresses are artificially induced before its actual use, is called
• For high degree of workability, the compaction factor is