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A lift is going up with an acceleration 2 ms-2. A stone is thrown upward from its floor making angle 15o with horizontal with a speed of 43ms−1 with respect to lift. Find the horizontal range (in meter) inside the elevator.

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Detailed Solution

Here, effected acceleration due to gravity isgeff =10+2=12ms−2∴ R=u2sin⁡2αgeff =(43)2sin⁡30∘12=4812×2=2m

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A lift is going up with an acceleration 2 ms-2. A stone is thrown upward from its floor making angle 15o with horizontal with a speed of 43ms−1 with respect to lift. Find the horizontal range (in meter) inside the elevator.