cheyennegadvilus72 cheyennegadvilus72
  • 17-12-2020
  • Physics
contestada

A 1430 kg car speeds up from rest
to 14.0 m/s in 7.00 s. lgnoring
friction, how much power did that
require?

Respuesta :

empewu
empewu empewu
  • 17-12-2020
Energy of the car is E = m v ^2 / 2
Power is energy over time
P = E / t
So
P = (m v ^ 2)/ 2 t
P = 20 kW
Answer Link
berrya2 berrya2
  • 25-03-2021

Answer:

20000 w

Explanation:

right answer!

Answer Link

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