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 ?

Great circle
Circle
Hyper–parabolic
Parabolic

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Physics
To prevent damage from lightning, lightning conductors are used on tall structures. The lightning conductor

Should be made of a good conductor like copper with sharp-pointed edges
Can be of any shape
Should be made of a good conductor but can be of any shape
Should be in the form of a vertical rod

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