A certain car can accelerate from 0 to 60 mph in 6.2 s. What is the car's average acceleration in mph/s?
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A certain car can accelerate from 0 to 60 mph in 6.2 s. What is the car's average acceleration in mph/s?
mph/s .... so 60mph/6.2s
is it 60/6.2
rock is dropped into an abandoned mine and a splash is heard 4 s later. Assuming that it takes a negligible time for the sound to travel up the mine shaft, determine the depth of the shaft and how fast the rock was falling when it hit the water.
V^2=2ad
