weight = 390 * 9 = 3510 Newtons
force up at ends = weight/2 = 1755 N
that is the vertical (y) component of force at B
horizontal component (x component) = (4/3)1755 = 2340 N
magnitude = (5/3)1755 = 2925 N
Figure: session.masteringengineering.com/problemAsset/2086595/7/05Ch_Hibbeler_StaticISM_4th_11.jpg
Consider the beam shown in (Figure 1). Suppose that w = 390 N/m . Determine the x and y components of reaction at B using scalar notation.
Express your answers using three significant figures separated by a comma.
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