557. A cast-iron beam 10 m long and supported as shown in Fig.P-557 carries a uniformly distributed load of w N/m (including its ownweight). The allowable stresses are o, < 20 MN/m2 and o, < 80MN/m?. Determine the maximum safe value of w if x 1 m.Ans.1.92 kN/m558. In Problem 557, find the values of x and w so that w is a1.59 m; w = 3.16 kN/mAns. x =maximumn.10 m180 mmw N/mNA50 mmRR2I NA = 36 X 10 mmFlgures P-557 and P-558.

Answered: Image /qna-images/answer/64b0f6a1-f260-44c2-835a-7e4fa78ae0f3.jpg

557. A cast-iron beam 10 m long and supported as shown in Fig. P-557 carries a uniformly distributed load of w N/m (including its own weight). The allowable stresses are o, < 20 MN/m² and o, < 80 MN/m. Determine the maximum safe value of w if x 1 m. %3D 1.92 kN/m 558. In Problem 557, find the values of x and w so that w is a Ans. W = maximum. Ans. 1.59 m; w = 3.16 kN/m X = 10 m w N/m 180 mm NA 50 mm R R2 I NA = 36 X 10 mm1 %3D Flgures P-557 and P-558.

557. A cast-iron beam 10 m long and supported as shown in Fig. P-557 carries a uniformly distributed load of w N/m (including its own weight). The allowable stresses are o, < 20 MN/m² and o, < 80 MN/m. Determine the maximum safe value of w if x 1 m. %3D 1.92 kN/m 558. In Problem 557, find the values of x and w so that w is a Ans. W = maximum. Ans. 1.59 m; w = 3.16 kN/m X = 10 m w N/m 180 mm NA 50 mm R R2 I NA = 36 X 10 mm1 %3D Flgures P-557 and P-558.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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