A bench is made by placing a 3.4 meter long plank on two legs, each 0.1 meters from one of the plank's ends. The plank has a mass of 10.5 kg. A 3.5 kg box is placed on the the plank, 1.42 meters from the right edge. Find the normal forces exerted by the two legs. What is the normal force exerted by the left leg? What is the normal force exerted by the right leg?

A bench is made by placing a 3.4 meter long plank on two legs, each 0.1 meters from one of the plank's ends. The plank has a mass of 10.5 kg. A 3.5 kg box is placed on the the plank, 1.42 meters from the right edge. Find the normal forces exerted by the two legs. What is the normal force exerted by the left leg? What is the normal force exerted by the right leg?

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter10: Rotational Motion

Section: Chapter Questions

Problem 11OQ

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