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Adv  physics question please solve it 

A roller-coaster car descends 38 m from its highest point to its lowest. Suppose that the car, initially at rest at
the highest point, rolls down this track without friction. What speed will the car attain at the lowest point?
Select one:
O
O
14 m/s
54 m/s
38 m/s
27 m/s
Transcribed Image Text:A roller-coaster car descends 38 m from its highest point to its lowest. Suppose that the car, initially at rest at the highest point, rolls down this track without friction. What speed will the car attain at the lowest point? Select one: O O 14 m/s 54 m/s 38 m/s 27 m/s
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