Multiple choice

The percentage loss of pre-stress due to anchorage slip of 3 mm in a concrete beam of length 30 m which is post-tensioned by a tendon with an initial stress of 1200 N/mm2 and modulus of elasticity equal to 2.1 x 105 N/mm2 is

  1. 0.0175

  2. 0.175

  3. 1.75

  4. 17.5

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation