A 65.1-kg basketball player jumps vertically and leaves the floor with a velocity of 1.96 m/s upward. (a) What impulse does the player experience? magnitude N * S direction : upward , downward, forward, backward, the magnitude is zero (b) What force does the floor exert on the player before the jump? magnitude N  direction : upward , downward, forward, backward, the magnitude is zero (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 N  direction : upward , downward, forward, backward, the magnitude is zero

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