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70_Problem CHAPTER 10

70_Problem CHAPTER 10 - PROBLEM 10.64 Using the method of...

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PROBLEM 10.64 Using the method of Section 10.8, solve Problem 10.35. SOLUTION Spring 90 2s in 2 vl θ °+  =   in 45 2 + Unstretched ( ) 0 = 0 in45 2 l = Deflection of spring 0 2 2 s vv l l =− = ° + − () 2 22 11 2sin 45 2 sin 2 A Vk s P y k l P l  =+ = ° + −+   2 2sin 45 2 cos 45 cos 0 θθ + ° + = dV kl Pl d 2sin 45 cos 45 2 cos 45 cos 2 = P kl cos 2 cos 45 cos 2 P kl −° + = Divide each member by cos cos 45 2 12 cos P kl −=
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