Physics, 07.12.2019 00:31, carterlapere
In a study of the biomechanics of the tug-of-war, a 2.0-m-tall, 80.0-kg competitor in the middle of the line is considered to be a rigid body leaning back at an angle of 30.0? to the vertical. the competitor is pulling on a rope that is held horizontal a distance of 1.5m from his feet (as measured along the line of the body). at the moment shown in the (figure 1) , the man is stationary and the tension in the rope in front of him is t1 = 1160n . since there is friction between the rope and his hands, the tension in the rope behind him, t2, is not equal to t1. his center of mass is halfway between his feet and the top of his head. the coefficient of static friction between his feet and the ground is 0.65.
a) what is tension t2 in the rope behind him?
1)590 n
2)650 n
3)860 n
4)1100 n
Answers: 3
Physics, 22.08.2019 01:30, natjojo0512
Answers: 1
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