Second
Third
H
End
ride
A 650-kilogram roller coaster starts from rest at...
Physics, 09.03.2021 21:20 LiliGrey7612
Second
Third
H
End
ride
A 650-kilogram roller coaster starts from rest at the top of at the first hill and glides down the track without friction. The
vertical heights of the first second and thirds hills are 90m, 60m and 30m, respectively. Neglect friction and air
resistance.
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