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blagie [28]
3 years ago
11

An object has a kinetic energy of 233 J and a momentum of magnitude 20.4 kg·m/s. Find the speed and the mass of the object.

Physics
1 answer:
Nana76 [90]3 years ago
4 0
Kinetic energy (K.E) = 1/2 mass x velocity²
Momentum (P) = mass x velocity

K.E = 1/2 Pv
233 = 1/2 x 20.4 x v
v = 22.8 m/s

20.4 = 22.8m
m = 0.89 kg
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