In this example, we calculate the shear and moment diagram for a beam under a uniform distributed load (F=-1.5 N/m). We can see that the shear diagram is the integral of the uniform distributed load (V=-1.5x+6 N), and the moment diagram is the integral of the shear diagram (M=-1.5 x^2/2+6x N*m).
For more complicated loadings, see this follow up video: [ Ссылка ]
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