samiamv0720 samiamv0720
  • 01-10-2021
  • Physics
contestada

cindy threw a ball with Kinetic energy of 3.5 ana a velocity of 17 m/s. What is the mass of the ball?

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Аноним Аноним
  • 01-10-2021
  • K.E=3.5J
  • Velocity=17m/s
  • Mass be m

[tex]\\ \sf\Rrightarrow K.E=\dfrac{1}{2}mv^2[/tex]

[tex]\\ \sf\Rrightarrow 3.5=\dfrac{1}{2}m(17)^2[/tex]

[tex]\\ \sf\Rrightarrow 7=289m[/tex]

[tex]\\ \sf\Rrightarrow m=\dfrac{7}{289}[/tex]

[tex]\\ \sf\Rrightarrow m=0.024kg[/tex]

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