The horizontal rigid beam ABCD is supported by vertical bars BE and CF and is loaded by a vertical force 300 kN acting at point A as shown in Figure Q2. Bars BE and CF are made of steel which elastic modulus E = 200 GPa and have cross sectional areas 8000 mm² and 4000 mm², respectively. Determine; a) the average normal stress developed in the bar CF b) the vertical displacement of point B, ôB c) the vertical displacement of point A, ðA d) If the bar CF is replaced with a material with higher elastic modulus (E), state whether the vertical displacement of point C should be larger, smaller or equal. State the reason why?

The horizontal rigid beam ABCD is supported by vertical bars BE and CF and is loaded by a vertical force 300 kN acting at point A as shown in Figure Q2. Bars BE and CF are made of steel which elastic modulus E = 200 GPa and have cross sectional areas 8000 mm² and 4000 mm², respectively. Determine; a) the average normal stress developed in the bar CF b) the vertical displacement of point B, ôB c) the vertical displacement of point A, ðA d) If the bar CF is replaced with a material with higher elastic modulus (E), state whether the vertical displacement of point C should be larger, smaller or equal. State the reason why?

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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