A rectangular concrete beam 120 x 300 mm is prestressed by straight cable, effective force 180 kN at eccentricity e = 50mm A= 36 × 10³ mm², z = 18 × 105 mm³. Find total stress due to prestress.
A rectangular concrete beam 120 x 300 mm is prestressed by straight cable, effective force 180 kN at eccentricity e = 50mm A= 36 × 10³ mm², z = 18 × 105 mm³. Find total stress due to prestress.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:A rectangular concrete beam 120 x 300 mm is prestressed by straight cable,
effective force 180 kN at eccentricity e = 50mm A= 36 × 10³ mm², z = 18 ×
105 mm³. Find total stress due to prestress.
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