The edges formed by the intersection of plane surfaces of a brick are known as _____

Which of the following process will you prefer to prevent the leakage of water in the dam foundation?

____________ represents the top stream line.

_____ dam which resists are the external forces by virtue of its self weight.

Line of seepage is also known as ______

Field channels are also known as __

The material(earth) retained by the retaining wall is called as ______

The factor of safety against overturning should not be less than __