Задача 10888.

The solid steel beam of square section is based on two stops, the distance between which is equal to 5 m. When placed in the middle of the beam a weight of 2 tons, the beam bent so that the value (arrow) trough was 1 cm. Find the direction of the beam section. The elastic modulus of 200 GPa steel beam.

Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
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