Asked by ash
a balloon is moving upwards with speed of 5m per second .when it is at height 98 m.a packet dropped from it .what velocity of packet when it strikes the ground
Answers
Answered by
bobpursley
Final energy=initial energy
1/2 m vfinal^2=mg(98)+1/2 m 5^2
solve for vfinal
1/2 m vfinal^2=mg(98)+1/2 m 5^2
solve for vfinal
Answered by
Aishwarya
11m/s
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