andresreyes92 andresreyes92
  • 20-02-2021
  • Biology
contestada

9. A toy helicopter is 22 meters high as it flies at a velocity of 10 m/s, the helicopter's mass is 3
kg. Calculate the mechanical energy of the toy helicopter.

Respuesta :

gowthamrajyadav10
gowthamrajyadav10 gowthamrajyadav10
  • 20-02-2021

Answer:

M. E=KE+PE

m. e =1/2mv2+mgh

PE=3X9.81X22

647.46

KE=1/2X3X10^2

150

KE+PE=647.46+150=797.46

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