A post-tensioned beam of span 25 m is prestressed with 20 numbers of 40 mm diameter cables, each stressed to 1500 MPa with eccentricity e = 0 at supports and e = 500 mm at mid span, varying parabollically. If the shear force as the support section due to externally applied load is 4500 kN what is the nearest magnitude of the shear force resisted by the stirrups?

A post-tensioned beam of span 25 m is prestressed with 20 numbers of 4

1.	A post-tensioned beam of span 25 m is prestressed with 20 numbers of 40 mm diameter cables, each stressed to 1500 MPa with eccentricity e = 0 at supports and e = 500 mm at mid span, varying parabollically. If the shear force as the support section due to externally applied load is 4500 kN what is the nearest magnitude of the shear force resisted by the stirrups?
A.	3060 kN
B.	4540 kN
C.	250 kN
D.	1480 kN
Answer» E.

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