A box of mass 5 ?? is placed 1.5 ? at the end of a plank pivoted in the middle. Another box of mass 15 ?? is placed somewhere to balance the system. a. Find the weight of the two crates. [4 marks] b. Find the location of the other box in the balanced system. [3 marks] c. The first box is replaced with a box of weight 17 0 ? at 0.7 ? from the pivot. What is the new location of box two to balance the system?

A box of mass 5 ?? is placed 1.5 ? at the end of a plank pivoted in the middle. Another box of mass 15 ?? is placed somewhere to balance the system. a. Find the weight of the two crates. [4 marks] b. Find the location of the other box in the balanced system. [3 marks] c. The first box is replaced with a box of weight 17 0 ? at 0.7 ? from the pivot. What is the new location of box two to balance the system?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter8: Rotational Motion

Section: Chapter Questions

Problem 90A

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A box of mass 5 kg is placed 1.5 m at the end of a plank pivoted in the middle. Anotherbox of mass 15 kg is placed somewhere to balance the system.a. Find the weight of the two crates. b. Find the location of the other box in the balanced system. c. The first box is replaced with a box of weight 17 0 N at 0.7 m from the pivot.What is the new location of box two to balance the system? PLease verify if the the answer is correct, I noticed the units wasn't showing
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