gh2396is1130 gh2396is1130

09-09-2022
Physics

contestada

If a rolling ball had 18 joules of KE and is rolling 3 m/s, what is the mass?

Respuesta :

09-09-2022

Answer:

4Kg

Explanation:

1/2mv²=K.E

1/2m×3²=18J

1/2m×9=18

9m=18×2

9m=36

m=36/9

m=4Kg

Answer Link

lynton2312 lynton2312

09-09-2022

Answer:

F=MA FORSE= MASS X ACCELERATION

Explanation:

So the answer should be 54 as 18 X 3 = 54

( I read the question wrong)

Answer Link

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