Wednesday, May 2, 2012

Surfing For A Car Moving At 50?

Donna asks…what distance is required to stop a car moving at 50 m/s under the same condition.. PLEASE HELP?!?if it takes 50 m to stop a car initially moving at 25 m/s, what distance is required to stop a car moving at 50 m/s under the same condition ?? please show work thanksNancy answers:Acceleration = 1/2 (v^2/d), = 1/2 (25^2/50), = 6.25m/sec^2.
Distance = (v^2/2a), (50^2/12.5), = 200 metres.Carol asks…A car moving east at 50 km/h turns and travels west at 35 km/h. What are the magnitude

Read the rest of the story by clicking here now...