mohammed200754 mohammed200754
  • 09-03-2021
  • Physics
contestada

The cars on an amusement-park ride travel at a constant velocity of 4.0 m/s on a circular track
that has a radius of 4.0 m. What is the magnitude of each car's centripetal acceleration?

A-1 m/s2
B-2 m/s2
C-4 m/s2
D-3 m/s2

Respuesta :

neosei99
neosei99 neosei99
  • 09-03-2021
V^2=u^2+2as
V=0
a =-u^2/2s
a=[4]^2/2[4]
a=-2m/s^2
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