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Strength of Materials

Load and Bending Moment Diagram from Shear Force Diagram

Consider the ...

Question

Consider the following statements with reference to a continuous beam supported at A, C and E for which shear force diagram is shown in the below figure.

There is

1. A concentrated load acting at point B.
2. A concentrated load acting at point D.
3. A uniformly distributed load acting on the portion CE.

Which of these statements are correct?

A

1, 2 and 3

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B

1 and 2 only

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C

2 and 3 only

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D

1 and 3 only

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Solution

The correct option is D 1 and 3 only
(d)

$\frac{d V}{d x} = W$
Slope of SFD = load intensity
There is sudden change in SFD at point B so there is concentrated load. Slope of SFD is constant in portion CE shows that UDL is acting there.

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