Answer / vishal

Higher the value of surface area of partilcles the strength
of concrete decrease and viceversa.
The strength of concrete directly proportional to the size
& Surface of the particle.

Answer / bharghav

more is the specific surface area more will be the strength of
cement....for example grade 43 cement is more finer than grade
33 cement and hence it has more specific surface area , and
accordingly it has more strength compared to 33 grade

PLS.......... ANY ONE CAN FORWARD ME PREVIOUS QUESTION PAPER hpcl civil engg

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