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Physics 1 Problem Solutions 288

Physics 1 Problem Solutions 288 - 284 Chapt 38 Special...

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284 Chapt. 38 Special Relativity 038 qmult 00900 1 4 3 easy deducto-memory: twins paradox Extra keywords: physci 14. In the twins paradox, the twin who ages least is the one who is: a) not accelerated. b) not Fitzgerald contracted. c) accelerated. d) Fitzgerald contracted. e) hermetically sealed in a time capsule. 038 qmult 01000 1 4 3 easy deducto-memory: Minkowski diagrams 15. “Let’s play Jeopardy ! For $100, the answer is: It can be divided into Past, Future, Now, and Elsewhen, and on it world-lines evolve.” a) What is , Alex? a) a conformal mapping b) a Feynman diagram c) a Minkowski diagram d) history e) life 038 qmult 01010 1 4 1 easy deducto-memory: world line 16. A world line in a Minkowski diagram is: a) the trajectory of an object in spacetime. b) the trajectory of an object in space alone. c) trajectory of an object in time alone. d) the arrow of time. e) a telephone that is a party line for the entire world—recommended for exhibitionists. 038 qmult 01020 1 5 5 easy thinking: light cone Alpha Centauri 17. We know already that a tricky political situation will arise on Alpha Centauri 6 (4 light-years
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