Elias serves a volleyball at a velocity of 16 m/s. The mass of the volleyball is 0.27 kg. What is the height of the volleyball a

Question

2 years ago

10

bove the gym floor when its total mechanical energy is 41.70 J? Round to the nearest tenth. m

2 answers:

frosja888 [35] · Answer 1 · 2022-02-28T02:26:45+03:00

6 0

Answer:

2,7 m

Explanation:

You can solve this doing an energy balance:

$m*g*h-\frac{1}{2} *m*v^{2} =41,7[J]$

Solving this equation to get h:

$\frac{41,7- \frac{1}{2} *m*v^{2} }{m*g}=h$

Replacing the values and solving brings to 2,7 m

inn [45] · Answer 2 · 2022-02-28T04:24:45+03:00

inn [45]2 years ago

6 0

Answer:

Its 2.7m

Explanation: