km or hwhat

  1. S

    A 2.4*10^5-kg airplane is cruising at 900 km/h.What is its kinetic energy relative

    to the ground? .? i need to find k= (it has to be in j)
  2. S

    A 2.4*10^5-kg airplane is cruising at 900 km/h.What is its kinetic energy relative

    to the ground? .? i need to find k= (it has to be in j)
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