ncgehres ncgehres

05-05-2020
Physics

contestada

5. A car has a kinetic energy of 4.32x105 J when traveling at a speed of 23 m/s. What is
its mass?

Respuesta :

Bladerunner1976 Bladerunner1976

05-05-2020

Answer:

m = 163.33 kg

Explanation:

KE = 4.32x10^5

V = 23

KE = 1/2 mv^2

4.32x10^5 = 1/2 * m * 23^2

8.64x10^5 = 529m

m = 163.33 kg

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