initial KE+initial PE=final KE
1/2 m 14^2 + mg*6.7=1/2 m vf^2
vf^2=1/2 * 228+9.8*6.7
solve vf
A stunt car driver drives off an
h = 6.7 m-high cliff into a lake with a horizontal speed of 14 m/s. The car needs to clear an 8.0 m-long ledge that is 5.0 m below the edge of the cliff. The car successfully misses the ledge on the way down. With what speed does the car hit the water?
1 answer
1 answer