Question
Asked Oct 7, 2019
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The 30-N uniform rod has a length of l = 2 m. If s = 3 m, determine the distance h of placement at the end A along the smooth wall for equilibrium.

С
h
А
В
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С h А В

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Expert Answer

Step 1

Given values:

S = 3 m

I = 2 m

 

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C 180 A w

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Step 2

Taking counterclockwise direction as positive:

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ΣΜ,-0 Tsin el-W sin =0 W sin T = 2sin

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Step 3

Taking the upward direct...

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ΣΕ-0 T cos (-0)-W 0 Putting the value of T W sin cos(ø-e)-W = 0 2sin sin ø cos(-e)-2sin 0 = 0 (i)

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