Traditional Culture Encyclopedia - Weather forecast - Recently, the weather in Huanggang is dry, and many farmers' vegetables are seriously dry. Shu Dan went home to help her mother water the vegetables. Please draw a bucket on the picture.
Recently, the weather in Huanggang is dry, and many farmers' vegetables are seriously dry. Shu Dan went home to help her mother water the vegetables. Please draw a bucket on the picture.
As shown in the figure, the two forces are 1 and the arm of force is 1.
According to the lever balance condition F 1 l 1 =F 2 l 2, when the product of resistance and resistance arm is constant, the longer the power arm, the smaller the power. The fulcrum in the figure is the point that touches the ground, so the distance from the fulcrum to the action point is the longest arm of force, and the direction of force is as shown in the figure below:
L2
?
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