Question
Asked Oct 5, 2019
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7.88 The panel of weight W with its center of gravity at G is placed between
vertical guides and released. Determine the largest height h for which the panel
will not slide down due to binding at corners A and B. The coefficient of static
friction between the panel and the guides is 0.5
-2 m
-6 m
В
G
A
Fig. P7.88
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7.88 The panel of weight W with its center of gravity at G is placed between vertical guides and released. Determine the largest height h for which the panel will not slide down due to binding at corners A and B. The coefficient of static friction between the panel and the guides is 0.5 -2 m -6 m В G A Fig. P7.88

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Expert Answer

Step 1

In the given panel, there are three forces acting and all the force intersecting at point C.

Show the free body diagram of the panel as in Figure (1).

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C RB G h D 2m 6 m

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Step 2

Express the geometry relation between the force and distance as follows:

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CD 2 tanh 6 tan 2 tan +h h 6 tan h 4 tan 2 tan ø

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Step 3

Determine the largest height for which the panel will not slide down due to binding at c...

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h 4 tan -44 =4(0.5) =2.0m

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