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

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
They fall with that ultimate velocity, which are different for different droplets

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Physics
We always see the same face of the moon, because

It revolves on its axis in adirection opposite to that ofthe earth
It takes equal time for revolution around the earth and rotation on its own axis
It is smaller than the earth
It rotates at the same speed as the earth around the sun

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