How will find compresive
strenth of M20,M25,M30
after 7day,8day 28day etc
please drive step by step
not shot?

Answer Posted / sai ashwin

For m20,m25,m30 after the corresponding 7,8,28 days
over,then take the cubes from the water and keep it in the
UTM-universal testing machine and we can get the
compressive strenghts

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