A scissors jack for an automobile is shown in Fig. The screw threads exert a force F on the blocks at joints A and B. Determine the force P exerted on the auto- mobile if F = 800 N and (a) 0 = 15°, (b) 0 = 30°, and (c) 0 = 45°. B

A scissors jack for an automobile is shown in Fig. The screw threads exert a force F on the blocks at joints A and B. Determine the force P exerted on the auto- mobile if F = 800 N and (a) 0 = 15°, (b) 0 = 30°, and (c) 0 = 45°. B

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

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter5: Three-dimensional Equilibrium

Section: Chapter Questions

Problem 5.23P: The homogeneous 80-kg sign is suspended from a ball-and-socket joint at O, and cables AD and BC....

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Question

A scissors jack for an automobile is shown in Fig.
The screw threads exert a force F on the blocks at
joints A and B. Determine the force P exerted on the auto-
mobile if F = 800 N and (a) 0 = 15°, (b) 0 = 30°, and (c) 0 =
45°.
B

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