Q2 A rigid triangular frame is pivoted at C and held by two identical horizontal wires at points A and B (see figure). Each wire has axial rigidity EA - 120 kes and coefficient of thermal expansion a - 12.5 X 10-/ F. (a) If a verticai load P-500 lb acts at point D, what are the tensile forces T and Tp in the wires at A and B, respectively? (b) If, while the load P is acting, both wires have their temperatures raised by 180 F, what are the forces T and Tp? P.

Q2 A rigid triangular frame is pivoted at C and held by two identical horizontal wires at points A and B (see figure). Each wire has axial rigidity EA - 120 kes and coefficient of thermal expansion a - 12.5 X 10-/ F. (a) If a verticai load P-500 lb acts at point D, what are the tensile forces T and Tp in the wires at A and B, respectively? (b) If, while the load P is acting, both wires have their temperatures raised by 180 F, what are the forces T and Tp? P.

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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