Seudónimo Seudónimo
  • 26-06-2021
  • Physics
contestada

A car travelling along a straight road has kinetic energy of 180 kJ. The brakes are applied, and it is brought to rest over a distance of 60 m. What is the average force of the car breaks?
A. 3 N

B. 3000 N

C. 10,800 N

Respuesta :

Mcsage4
Mcsage4 Mcsage4
  • 26-06-2021

Answer:

Given,

w= 180J

s=60m

W=F×s

180=F×60

180/60=F

F= 3 N

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