## Strength of materials |

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Page 128

Ferdinand Leon Singer, Andrew Pytel. (=1) Load diagram (bl

= shaded area of (a) _ I ( ) AM =net shaded area of (b) c Moment diagram _ x

Similarly, by means of Eq. (4-6), the slope and shape of the moment diagram in

Fig.

Ferdinand Leon Singer, Andrew Pytel. (=1) Load diagram (bl

**Shear diagram**A V= shaded area of (a) _ I ( ) AM =net shaded area of (b) c Moment diagram _ x

Similarly, by means of Eq. (4-6), the slope and shape of the moment diagram in

Fig.

Page 130

The same result may be obtained with Eq. (4-3), which indicates that the change

in

distributed load is equal to the area of the load

= -2 X ...

The same result may be obtained with Eq. (4-3), which indicates that the change

in

**shear**between A and B caused by the downward or negative uniformlydistributed load is equal to the area of the load

**diagram**in this interval, that is, AV= -2 X ...

Page 132

At C, the

until D. The slope of the moment

and constant, resulting in the straight line. From the above discussion, it is ...

At C, the

**shear**ordinate changes abruptly from -4 to — 12 kN, at which it remainsuntil D. The slope of the moment

**diagram**is correspondingly abruptly steeperand constant, resulting in the straight line. From the above discussion, it is ...

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