A simply supported prestressed beam of span 10 m is subjected to a point load of 10 kN at center. A prestressing force of 2000 kN is applied through the inclined tendon, Zero eccentricity at support, and ‘ e ’ at Midspan. To nullify the external point load effect, how much ‘ e ’ should be provided? Neglect the self-weight of the beam.

A simply supported prestressed beam of span 10 m is subjected to a poi

1.	A simply supported prestressed beam of span 10 m is subjected to a point load of 10 kN at center. A prestressing force of 2000 kN is applied through the inclined tendon, Zero eccentricity at support, and ‘ e ’ at Midspan. To nullify the external point load effect, how much ‘ e ’ should be provided? Neglect the self-weight of the beam.
A.	12.5 mm
B.	50 mm
C.	70 mm
D.	85 mm
Answer» B. 50 mm

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