The use of prestressed concrete in Europe and United states spread rapidly from?

Which of the following concrete offers pleasant appearance and durability?

The method of prestressing the concrete after it attains its strength is known as _______

The length of the prestressing tendon between the end of the member and the point where the steel attains its stress is …

In 1886, Jackson of San Francisco applied for a patent in which prestress was introduced by _______

The linear prestressing is mostly applicable for _______

Concrete is weak in?

The significant observations which resulted from the pioneering research on prestressed concrete were _______