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Q. |
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? |
A. | L1+L2 |
B. | L1/L2 |
C. | L1-L2 |
D. | L1*L2 |
Answer» C. L1-L2 |
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