A pole-vaulter is nearly motionless as he clears the bar, set 4.2 m above the ground. He then falls onto a thick pad. The top of the pad is 80 cm above the ground, and it compresses by 50 cm as he comes to rest. What is his acceleration as he comes to rest on the pad? | Numerade
A pole-vaulter is nearly motionless as he clears the bar, set 4.2 m above th…
2023年9月10日
numerade.com
Two pole-vaulters just clear the bar at the same height. The first lands at a speed of 8.90  m / s, and the second lands at a speed of 9.00  m / s . The first vaulter clears the bar at a speed of 1.00  m / s. Ignore air resistance and friction and determine the speed at which the second vaulter clears the bar. | Numerade
Two pole-vaulters just clear the bar at the same height. The first lands at a …
2020年4月10日
numerade.com
Two pole-vaulters just clear the bar at the same height. The first lands at a speed of 8.90 m/s, and the second lands at a speed of 9.00 m/s. The first vaulter clears the bar at a speed of 1.00 m/s. Ignore air resistance and friction and determine the speed at which the second vaulter clears the bar. | Numerade
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