The prestressing members have better ability of absorbing energy when the structures are subjected to _______

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

The load at which the prestressed member develops its first crack is called as _______

The prestressing of concrete member is carried out to reduce _______

The ratio between the creep strain and elastic strain of concrete is defined as _______

In reinforced concrete members the prestress is commonly introduced by _______

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

The necessity of high strength concrete in prestressed concrete is due to _______