A mass of 20kg produces a momentum of 300kgm/s. What is the Kinetic energy?
- 4500 Joules.
- 2250 Joules.
- 3250 Joules.
Landesberufsschule Knittelfeld asking:
How is this solution calculated?
Community Comments (2)
A
adam86 Posts: 2 08.03.2019 / 03:29
Momentum = MV
v= momentum/mass
15
1/2mv^2
= 1/2x20x225
2250 joules
v= momentum/mass
15
1/2mv^2
= 1/2x20x225
2250 joules
L
Landesberufsschule Knittelfeld Posts: 1 14.03.2019 / 15:42
Thank you. I missinterpreted the term momentum. Now it´s clear.
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