How we got that answer ?? ................... 3. The automobile bumper jack shown at Fig. 3 is subjected to a 4000 N downwardload. Starting with a free-body diagram of BCD, determine the force supported by theroller C. Note that roller B does not contact the vertical column. [ Ans : 6470 NJ.Fig. 3Fig. 4150 mm150 mm400 mm--4000 N100 mm- 700 mm240 mm300 mm0037560D- 1000 mm -4. The car hoist shown in Fig. 4 allows the car to be driven onto the platform, afterwhich the rear wheels are raised. If the loading from both rear wheels is 6 kN, determinethe force in the hydraulic cylinder AB. Neglect the weight of the platform itself.Component BCD is a right-angled bell crank pinned to the ramp at C. [ Ans : 15.87kNJ.

Answered: Image /qna-images/answer/8535f47a-9919-4ab7-90a7-6b9a0aeddac9.jpg

. The automobile bumper jack shown at Fig. 3 is subjected to a 4000 N downwar oad. Starting with a free-body diagram of BCD, determine the force supported by th oller C. Note that roller B does not contact the vertical column. [ Ans : 6470 NJ.

. The automobile bumper jack shown at Fig. 3 is subjected to a 4000 N downwar oad. Starting with a free-body diagram of BCD, determine the force supported by th oller C. Note that roller B does not contact the vertical column. [ Ans : 6470 NJ.

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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Question

How we got that answer ?? ...................

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
- 700 mm
240 mm
300 mm
00
375
60
D
- 1000 mm -
4. The car hoist shown in Fig. 4 allows the car to be driven onto the platform, after
which the rear wheels are raised. If the loading from both rear wheels is 6 kN, determine
the force in the hydraulic cylinder AB. Neglect the weight of the platform itself.
Component BCD is a right-angled bell crank pinned to the ramp at C. [ Ans : 15.87
kNJ.

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