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D has a hinge support which should have two reactions - a horizontal and a vertical..... instead you have used just one reaction. Its not a roller support that gonna give you a single reaction.
We already know that the horizontal is zero so we do not consider that
*promosm*
D has a hinge support which should have two reactions - a horizontal and a vertical..... instead you have used just one reaction. Its not a roller support that gonna give you a single reaction.
We already know that the horizontal is zero so we do not consider that
*promosm*