Allan Arata
Tuesday, November 8, 2011
Physics question help pleaseeeeee?
A roller coaster, shown in Fig. 6-38 (h1 = 40 m, h2 = 11 m, h3 = 28 m), is pulled up to point A where it and its screaming occupants are released from rest. uming no friction, calculate the speed at points B, C and D.
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