Atrain crosses a platform 100 m long in 60 sec at a speed of 45 kmph. find the time taken by the train to cross an electric pole.
how do you handle this type of question and also how do you find the length of the train? a train crosses a platform 100 m long in 60 sec at a speed of 45 kmph. find the time taken by the train to cross an electric pole.
how do you handle this type of question and also how do you find the length of the train?

as we know our atmosphere or air have different levels. every level has other gasses, and every gas has another permeability. when the light comes from lower permeability to higher permeability, it changes its direction. so that means that when the light comes from the moon to the earth, it changes it's direction many more times. it basically means that the shape of the light part of the moon is changed on the earth.

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the answer is c. the lower legs are levers, and the knees are fulcrums. the ankles hold the loads.