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Q6// The block show in figure bellow has a mass of 5 kg and rests at the plane. Determine the un-stretched length of the spring 0.3 m k= 200 N/m 0.4 m 45°

Q6// The block show in figure bellow has a mass of 5 kg and rests at the plane. Determine the un-stretched length of the spring 0.3 m k= 200 N/m 0.4 m 45°

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Q6// The block show in figure bellow has a mass of 5 kg and rests at the plane. Determine the un-stretched length of the spring 0.3 m k= 200 N/m 0.4 m 45°
Transcribed Image Text:Q6// The block show in figure bellow has a mass of 5 kg and rests at the plane. Determine the un-stretched length of the spring 0.3 m k= 200 N/m 0.4 m 45°
Expert Solution
Step 1

Consider the free body diagram of the system.

Civil Engineering homework question answer, step 1, image 1

The angle made by string AB with the horizontal axis is calculated as,

θ=tan-10.30.4=36.86°

The stretched length of the spring system is,

AB=0.32+0.42=0.25=0.5 m

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