3. The automobile bumper jack shown at Fig. 3 is subjected to a 4000 N downward load. Starting with a free-body diagram of BCD, determine the force supported by the roller C. Note that roller B does not contact the vertical column. [ Ans : 6470 NJ. Fig. 3 Fig. 4 150 mm 150 mm 400 mm 4000 N 100 mm 240 mm 700 mm 300 mm 100 mm 375 mm 60 1000 mm

3. The automobile bumper jack shown at Fig. 3 is subjected to a 4000 N downward load. Starting with a free-body diagram of BCD, determine the force supported by the roller C. Note that roller B does not contact the vertical column. [ Ans : 6470 NJ. Fig. 3 Fig. 4 150 mm 150 mm 400 mm 4000 N 100 mm 240 mm 700 mm 300 mm 100 mm 375 mm 60 1000 mm

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter10: Virtual Work And Potential Energy

Section: Chapter Questions

Problem 10.62P: The bar ABC is supported by three identical, ideal springs. Note that the springs are always...

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