Modern Physics

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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
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homework 02 - phy251_hw02 PHY251 Homework Set 2 Reading...

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