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In the proppe...

Question

In the propped cantilever beam carrying a uniformly distributed load 'w' N/m, shown in the following figure, the reaction at the support 'B' is

A

\frac{5}{8} w L

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B

\frac{3}{8} w L

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C

\frac{1}{2} w L

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D

\frac{3}{4} w L

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Solution

The correct option is B $\frac{3}{8} w L$
$\Rightarrow \frac{w l^{4}}{8 E I} = \frac{R_{B} l^{3}}{3 E I}$
$R_{B} = \frac{3 w l}{8}$

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