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anonymous
 4 years ago
a ball is thrown vertically downward with a speed of 3.0m/s.find its speed when it has travelled a distance of 5m.
anonymous
 4 years ago
a ball is thrown vertically downward with a speed of 3.0m/s.find its speed when it has travelled a distance of 5m.

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y2o2
 4 years ago
Best ResponseYou've already chosen the best response.1you have to state the gravitational acceleration.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0i think the gravitational acceleration is 9.81m/s^2. a question is given like that without state the gravitational acceleration.

y2o2
 4 years ago
Best ResponseYou've already chosen the best response.1So you'll use the third Equation of motion: v² = u² + 2as so v² = 3² + 2*9.81*5 =107.1 v = sqrt(v²) = 10.349 m/s

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0tq very much..i'm appreciate it..
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