A ball is projected vertically upwards with a certain initial speed. Another ball of the same mass is projected at an angle of with the vertical with the same initial speed. At highest points of their journey, the ratio of their potential energies will be |
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a) |
b) |
c) |
d) |

A ball is projected vertically upwards with a certain initial speed. Another ball of the same mass is projected at an angle of with the vertical with the same initial speed. At highest points of their journey, the ratio of their potential energies will be |
|||||||

a) |
b) |
c) |
d) |

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