Decreasing the trains velocity will ______ the kinetic energy.
Decrease or Increase
1 answer:
Decreasing the trains velocity will DECREASE the kinetic energy
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W=ΔKE , W=-5000j
KEinitial=(1/2)mv² , KEfinal=0j
ΔKE=-(1/2)mv²
-5000=-(1/2)(100kg)v²
v=10 m/s
I believe the answer to your question is A
That is true imo not false
The answer to your question is Speed
