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English Translations » 【设计及技术圈】 » 【Daily Question】Theoretical Foundation 2020.01.23

【Daily Question】Theoretical Foundation 2020.01.23

2020-01-25 View Original

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Multiple-choice question: The planar frame of the crane shown, with its own weight ignored as well as the weight of the pulleys. Given: F=100kN, L=70cm, B, D, E are hinged together; then the restraining force at support A is ( ). Answer: C Hint: An extra reward will be given to those who can explain the solution process; the answer can be seen there!
Reply #2 2020-01-26
C. FAx=100kN(←) FAy=50kN(↓)

Translated at 2026-07-31 12:43:03

Original: https://bbs.hcbbs.com/thread-2901883-1-1.html

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