shajajashajak
shajajashajak shajajashajak
  • 01-03-2017
  • Physics
contestada

what is the kinetic energy of a 1 kilogram ball is thrown into the air with an initial velocity of 3 m/sec

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dexteright02
dexteright02 dexteright02
  • 01-03-2017
Data:
m (mass) = 1 Kg
s (speed) = 3 m/s
Kinetic energy = ? (Joule)


Formula (Kinetic energy)
[tex]E_{k} = \frac{m*s^2}{2} [/tex]

Solving:
[tex]E_{k} = \frac{m*s^2}{2} [/tex]
[tex]E_{k} = \frac{1*3^2}{2} [/tex]
[tex]E_{k} = \frac{1*9}{2} [/tex]
[tex]E_{k} = \frac{9}{2} [/tex]
[tex]\boxed{\boxed{E_{k} = 4.5\:J}}\end{array}}\qquad\quad\checkmark[/tex]
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