Question

理论力学题目，所有分都给了。

The wheels of a traveling crane move on tracks at A and B, as shown in Fig. 5-44. The weight of the crane is 88 kN, and the center of weight is 1 m to the right of A. The counterweight C is 35.2 kN, with its center of weight 2.4 m to the left of A. What maximum weight W, 4 m to the right of B, may be carried without tipping?

Answer 1

吊车起吊重物的重量不能超过56.92kN 。计算过程见图片。