Abox weighing 100 newtons is pushed up an inclined plane that is 5 meters long. it takes a force of 75 newtons to push it to the top, which has a height of 3 meters. what is the efficiency?

as we probably am aware that our atmosphere or air have various levels, each level has different gasses, and each gas has another porousness. at the point when the light originates from lower porousness to higher penetrability, it alters its course. with the goal that implies that when the light originates from the moon to the earth, it alters it's course a lot more occasions. it essentially implies that the state of the light piece of the moon is changed on the earth.

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