Physics
A particle dropped from the top of a tower uniformly falls on ground at a distance which is equal to the height of tower. Which of the following paths will be traversed by the particle ?

Hyper–parabolic
Great circle
Parabolic
Circle

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Physics
It is easier to roll a stone up a sloping road than to lift it vertical upwards because

Work done in lifting the stone is equal to rolling it.
Work done in rolling is more than in lifting.
Work done in both is same but the rate of doing work is less in rolling.
Work done in rolling a stone is less than in lifting it.

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