Quiz 2 & Solutions

Quiz 2 & Solutions - NAME Physics 116 Quiz#2 IA John...

• Homework Help
• 12

This preview shows pages 1–4. Sign up to view the full content.

NAME: _ Physics 116 Quiz #2 IA: John Read .30 points You have 30 minutes to complete the following problems Please write clearly and explain your reasoning. You may define new quantities, but your answers should be in terms of given quantities only. You must show your work to receive full credit Problem 1 [10 points] An elevator is accelerating upwards at a. A mass M is suspended from the elevator ceiling by a rope of mass m and total length 1. Find the tension in the rope as a function of height I(y). a m L - :dm .- -- M Elevator (a) Draw clearly labeled free body diagrams for the massM and for a small amount of rope mass dm M dm

This preview has intentionally blurred sections. Sign up to view the full version.

, . , . . ~ - " " . '-.' . . , . - . ,' "'" - , . -. (b) what is the tension at position Yl? The tension at position Y2? (c) What is the tension in the rope as a function of height? '. ICY) ; __ . _ , .. . .
Problem 2 [10 points] A system oftluee blocks with masses M, mi, and m2 is being pushed to the right across a frictionless surface. Masses m, and m2 are held together with a rope of length L All the surfaces of the blocks are frictionless and the massless pulley is also frictionless.

This preview has intentionally blurred sections. Sign up to view the full version.

This is the end of the preview. Sign up to access the rest of the document.
• Fall '05
• ELSER, V

{[ 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