A car moving at a speed of 20m/s has a kinetic energy of 300,000 J what’s the cars mass

Question

asked Aug 26, 2021 226k views

1 Answer

Zwol · Answer 1 · 2021-08-31T13:01:51+0000

Answer:

Step-by-step explanation:

The mass of the car can be found by using the formula

$m = \frac{2k}{ {v}^(2) } \\$

From the question we have

$m = \frac{2 * 300000}{ {20}^(2) } = (600000)/(400) = (6000)/(4) \\$

We have the final answer as

Hope this helps you