Physics
The law of conservation of energy states that

Energy can neither be created nor destroyed
Energy can neither be created or destroyed
Energy can either be created nor destroyed
Energy can either be created or destroyed

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Physics
Rain drops fall from great height. Which among the following statements is true regarding it?

They fall with that ultimate velocity, which are different for different droplets
They fall with same ultimate velocity
Their velocity increases and they fall with different velocity on the earth
Their velocity increases and they fall with same velocity on the earth

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