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Physics / Physics: Principles with Applications 6 / Chapter 26 / Problem 13P

Physics: Principles with Applications | 6th Edition | ISBN: 9780130606204 | Authors: Douglas C. Giancoli

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A friend speeds by you in her “Ferrari” spacecraft at a

Chapter 7, Problem 13P

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QUESTION:

Problem 13P

A friend speeds by you in her “Ferrari” spacecraft at a speed of 0.660c. It is measured in your frame to be 4.80 m long and 1.25 m high. (a) What will be its length and height at rest? (b) How many seconds would you say elapsed on your friend’s watch when 20.0 s passed on yours? (c) How fast did you appear to be traveling according to your friend? (d) How many seconds would she say elapsed on your watch when she saw 20.0 s pass on hers?

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QUESTION:

Problem 13P

A friend speeds by you in her “Ferrari” spacecraft at a speed of 0.660c. It is measured in your frame to be 4.80 m long and 1.25 m high. (a) What will be its length and height at rest? (b) How many seconds would you say elapsed on your friend’s watch when 20.0 s passed on yours? (c) How fast did you appear to be traveling according to your friend? (d) How many seconds would she say elapsed on your watch when she saw 20.0 s pass on hers?

ANSWER:

Step 1 of 5

The following are given by the question:

The speed of the craft

The length measured in frame,

The height measured in frame,

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