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QUESTION
A roller coaster of mass 183kg is pulled to a height 73m and released from rest.Ignoring air drag and friction,calculate its speed as it reaches the
A roller coaster of mass 183 kg is pulled to a height 73 m and released from rest.Ignoring air drag and friction, calculate its speed as it reaches the bottom of the track?
Acceleration due to gravity = g = 9.8 m/s2.
