ExpertTA InformThe Expert T X A Brave But Inad C 16. A Brave ButC A Brave But In

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ExpertTA InformThe Expert T X A Brave But Inad C 16. A Brave ButC A Brave But Inad C 16.A Brave But https//ustSncheepertta com Common/TakeTutorialAssignmentaspo Ch 4 test- C (Extra) Begin Date:2 + 00 AM-- Due Date: 2/24/2018 11:59.00 PM End Date: 2/23/2018 2:00:00 AM (11%) Proble n 3: A brave but inadequate rugby player ts being pushed backward by an opposing player who exerting a force of 720 N on him. The mass of the losing player plus equipment is 94 kg, and he is accelerating at 2.8 m's backward Randomized Variables 720N m94 kg m-108 kg a 2.8 m's itule of the force of firiction, in newtons, between the losing players feet and the grass as he sl 50% Part (b) what's the magnitude of the free, mne tons, that the winning player exert on the gr ied tomme fre ard imma' plus equipasent is 108 kg? Assume the second player has the same acceleration as the first 2-11 153.76 Grade Summary sino colanasin atan) acotan)sinh tan() | ( acos) 789 4 5 6 cos Submissions Alfempts remaining (0% per attempt) coshò tanh) cotanho Degrees O Radians 50% I grve up M, dehction per forhick. Hinh: 30% deduction per hnt. I lints remaning Ford hack: 40 7:11PM 2/24/2018

Explanation / Answer

Force F = 720 N

m = 94 kg

a = 2.8 m/s/s backwords

a. let the force of friciotn be f

then from force balance

F - f = m*a

f = F - ma = 456.8 N

b. M = 108 kg

force of friction on winning plauer, = F'

then

F' - F = Ma

F' = 1022.4 N

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