The phenomena of development of internal tensile stresses in a concrete member by means of tensioning devices are called as

Related MCQs

• Which of the following type of prestress applied to concrete in which tensile stresses to a limited degree are permitted is known as                      
• In pre-tensioning system, after curing and hardening of concrete the reinforcement is set                      
• In post tensioning, the concrete units are cast by                      
• The heel slab of cantilever retaining wall is subjected to 1. Varying earth pressure developing tensile stresses on earth side 2. Downward force due to weight of earth above the heel slab 3. Downward force of self-weight of slab 4. Upward soil pressure
• Hoyer’s system of pre tensioning is generally adopted for
• After the tensioning operation, the space between the tendons and the ducts are                      
• In post-tensioning system
• The phenomena of drying process of contraction concrete refer to
• Looping of high-tensile tendons around the concrete is used in
• The necessity of high strength concrete in prestressed concrete is due to