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The W10 times 15 cantilevered beam is made of A-36 steel and is subjected to the

ID: 1710999 • Letter: T

Question

The W10 times 15 cantilevered beam is made of A-36 steel and is subjected to the loading shown. Suppose that w = 2.9 kip/ft. E = 29(10^3) ksi and I = 68.9 in^4. (Figure 1). Determine the slope of the beam B, measured counterclockwise from the positive x-axis. Express your answer using three significant figures. Determine the displacement of the beam at B. Express your answer to three significant figures and include the appropriate units. Enter positive value if the deflection is upward and negative value if the deflection is downward.

Explanation / Answer

Vertical deflection at B is given by

(7WL^4)/(384EI) =7*(2.9/12)*(144^4)/(384*29000*68.9) =0.948 in

Also, because the deflection is downwards, deflection is negative

Therefore, answer is -0.948 in

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