Nancy, who’s mass is 60.0 kg is working at a construction site and she sits...

ShaDa

New member
Nancy, who’s mass is 60.0 kg is working at a construction site and she sits...

...down for a bite to eat at noon...? Nancy, who’s mass is 60.0 kg is working at a construction site and she sits down for a bite to eat at noon. If Nancy sits on the very end of a 3.00 m long plank pivoted in the middle by a saw horse, how much torque must her co-worker provide on the other end of the plank in order to keep Nancy from falling on the ground?

i got 1800 but i think its wrong
 
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