2. LeBron, a 250 lb basketball player, lands on his feet after completing a slam dunk and then immediately jumps up again to celebrate his basket. When his feet first touch the floor after the dunk is velocity is 5 m/s downward. When his feet leave the floor 0.5 s later, as he jumps back up, his velocity is 4 m/s upward. a. What is the impulse exerted on LeBron during this 0.5 s? b. What is the average net force exerted on LeBron during this 0.5 s?
2. LeBron, a 250 lb basketball player, lands on his feet after completing a slam dunk and then immediately jumps up again to celebrate his basket. When his feet first touch the floor after the dunk is velocity is 5 m/s downward. When his feet leave the floor 0.5 s later, as he jumps back up, his velocity is 4 m/s upward. a. What is the impulse exerted on LeBron during this 0.5 s? b. What is the average net force exerted on LeBron during this 0.5 s?
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Transcribed Image Text:2. LeBron, a 250 lb basketball player, lands on his feet after completing a slam dunk
and then immediately jumps up again to celebrate his basket. When his feet first
touch the floor after the dunk is velocity is 5 m/s downward. When his feet leave
the floor 0.5 s later, as he jumps back up, his velocity is 4 m/s upward.
a. What is the impulse exerted on LeBron during this 0.5 s?
b. What is the average net force exerted on LeBron during this 0.5 s?
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