![Ek=Ep\\where:\\Ek=kinetic energy [J]\\Ep=potencial energy [J]](/tpl/images/0417/6618/7a528.png)
![Ep=m*g*h\\where:\\m=mass of the ball[kg}\\g=gravity[m/s^2]\\h=heigth [m]\\](/tpl/images/0417/6618/51191.png)
![Ek=\frac{1}{2}*m*v_{0} ^{2} \\where\\v_{0} = initial velocity[m/s]](/tpl/images/0417/6618/2acc2.png)
![Ek=Ep\\\frac{1}{2} *m*v_{0} ^{2} =m*9.81*h\\h=\frac{40^{2}}{2*9.81} \\h=81.5[m]](/tpl/images/0417/6618/e9802.png)
3. a ball is thrown straight up with an initial velocity of 40 m/s.
a. what is its velocity at...
Physics, 13.12.2019 22:31 brusierlover8590
3. a ball is thrown straight up with an initial velocity of 40 m/s.
a. what is its velocity at the top of its path?
Answers: 2
Another question on Physics
Physics, 22.06.2019 09:40
Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly
Answers: 3
Physics, 22.06.2019 22:50
What is an electric motor? explain its operation. 2-3 sentence
Answers: 1
Physics, 23.06.2019 01:00
What happens when the vapor pressure of a liquid is equal to the external pressure?
Answers: 1
Physics, 23.06.2019 03:20
2. which of the following does not affect the electrical resistance of a body? a. material composing the body b. bodies directly surrounding the body c. length of the body > d. temperature of the body
Answers: 2
You know the right answer?
Questions
English, 16.12.2021 07:00
English, 16.12.2021 07:00
Mathematics, 16.12.2021 07:00
Mathematics, 16.12.2021 07:00
Mathematics, 16.12.2021 07:00
Physics, 16.12.2021 07:00
Mathematics, 16.12.2021 07:00
Chemistry, 16.12.2021 07:00
English, 16.12.2021 07:00
Mathematics, 16.12.2021 07:00
