The strength of concrete at 28 days as percentage of the strength
A30 %
B40%
C50%
D80%
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The separation of coarse aggregate from concrete during its transportation is known as:
Flexural strength of M 25 grade concrete is:
The separation of coarse aggregate from mix during transportation is
A semi-rigid material which forms a durable and impervious for damp proofing
The durability of cement concrete is usually increased by