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Two objects are projected at angles 30^(...

Two objects are projected at angles `30^(@)` and `60^(@)` respectively with respect to the horizontal direction. The range of two objects are denoted as `R_(30^(@))` and `R_(60^(@))`. Choose the correct relation from the following.

A

`R_(30^(@))=R_(60^(@))`

B

`R_(30^(@))=4R_(60^(@))`

C

`R_(30^(@))=(R_(60^(@)gamma))/(2)`

D

`R_(30^(@))=2R_(60^(@))`

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