homework 02

# Modern Physics

• Homework Help
• davidvictor
• 3

This preview shows pages 1–2. Sign up to view the full content.

PHY251 Homework Set 2 Reading: Chapter 2, 3 Homework: Chapter 2, Questions 6, Problems 2,4,7,8 Chapter 3, Questions 7, Problems 3,4,34 Hints and Solutions Question II.6 You have been given asuperwatch accurate to a nanosecond. You want to set the watch so that it tells the "correct" time as measured by a friend who lives a thousand miles away, and has an identical watch. You want to do this remotely - say by telephone. How would you go about completing your task, and what physical assumptions would be involved? Hints: No hints Solution: No Solution yet Problem II.2 At what speed would you have to move past a 10-cm ruler so that you would observe its length to be 5 cm? Hints: No hints Solution: No Solution yet Problem II.4 Find the speed relative to Earth of a uniformly moving spaceship whose clock runs 5 s low per hour compared with an Earth-based clock. Hints: No hints Solution: No Solution yet Problem II.7 A beam of muons - see Example 2-2 - is injected into a storage ring, a device that uses electromagnetic fields to maintain the muons in a uniform circular motion. The ring's radius is 60

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.
• Spring '01
• Rijssenbeek

{[ 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