Uniform meter stick

# Uniform meter stick - A uniform meter stick weighing 30 N...

• Homework Help
• 1

This preview shows page 1. Sign up to view the full content.

A uniform meter stick weighing 30 N has a 40 N weigth on its left end and a 20 N weight on its right end. The bar is hung from a rope. What is the tension in the rope and how far from the left end of the bar should the rope be attached so that the stick remains level? ***Meter stick ½ of = 50cm and whole is 100cm **T CW = T CCW  30 [50-x]+ 20[100-x] = (40N)x (1500-30x) + 2000 – 20x = 40x 3500 -50x = 40x 3500= 90x x 38.888 180. N placed 38.9 from the left end of the bar 90.0 N placed 38.9 from the left end of the bar 270. N placed 38.9 from the left end of the bar 90.0 N placed 23.3 from the left end of the bar
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: A uniform meter stick weighing 10 N has a 40 N weigth on its left end and a 30 N weight on its right end. The bar is hung from a rope. What is the tension in the rope and how far from the left end of the bar should the rope be attached so that the stick remains level? Incorrect 80.0 N placed 26.3 from the left end of the bar Incorrect 160. N placed 43.8 from the left end of the bar Incorrect 80.0 N placed 17.5 from the left end of the bar Correct: 80.0 N placed 43.8 from the left end of the bar...
View Full Document

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern