The loss of prestress due to elastic shortening of concrete is least in
A. One wire pre-tensioned beam
B. One wire post-tensioned beam
C. Multiple wire pre-tensioned beam with sequential cutting of wires
D. Multiple wire post-tensioned beams subjected to sequential prestressing
Answer:B
The loss of prestress due to elastic shortening of concrete is least in
A. One wire pre-tensioned beam B. One wire post-tensioned beam C. Multiple wire pre-tensioned beam with sequential cutting of wires D. Multiple wire post-tensioned beams subjected to sequential prestressing