A61.5-kg basketball player jumps vertically and leaves the floor with a velocity of 1.62 m/s upward. (take upward as positive and forward as positive.) (a) what impulse does the player experience? magnitude 99.63 correct: your answer is correct. n â· s direction correct: your answer is correct. (b) what force does the floor exert on the player before the jump? magnitude 602.7 correct: your answer is correct. n direction correct: your answer is correct. (c) what is the total average force exerted by the floor on the player if the player is in contact with the floor for 0.450 s during the jump? magnitude 370.845 incorrect: your answer is incorrect. your response differs from the correct answer by more than 10%. double check your calculations. n direction correct: your answer is correct.