Challenger App

No.1 PSC Learning App

1M+ Downloads
The porosity of a good building stone should not be greater than

A4%

B5%

C10%

D20%

Answer:

B. 5%


Related Questions:

The maximum particle size of fine aggregate is :
Refractory bricks resist
Which of the following constituent in earth prevents shrinkage of bricks?
Potash lead glass is also known as
What does grade 33 cement indicate?