Question

The figure shows three plums that are launched from the same level with the same speed. One moves straight upward, one is lau

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Answer #1

All plumps have the same speed

Because all have same initial velocity.

So by work energy theorem- work done by all forces equal to change in kinetic energy .

So here only force acting is gravity and work done by gravity is same for all cases .so their final velocities is also same as their final kinetic energy is also same.

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