What is the kinetic energy of a 1.5 kg object moving at a velocity of 100 m/s?
2 answers:
Answer:
KE = 7500 J
Step-by-step explanation:
Answer:
7500 joule
Step-by-step explanation:
100 m/s <<< c(= 3 x 10^8 m/s) or speed of light.
So, at this velocity, mass is constant.
Therefore,
KE = ½ mv²
KE = ½ x (1.5) x (100)² J
KE = 7500 J or 7.5 kJ
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