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An athlete jumps at an angle of 30° with...

An athlete jumps at an angle of `30°` with a maximum speed of `9.4m/s`.
a)What is the shape of the path followed by the athlete in the jump?
b)Obtain an expression to calculate the horizontal range covered by the athlete.
c)Find the range covered by him in the above jump-Suggest the angle by which the athlete can attain the maximum range.

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