If an object at rest in a given frame has no potential energy, then it has a)a rest energy of mc2 in that frame. b)zero total energy in that frame. c)a rest energy of 12mv2 where v is its speed in the observer's frame. d)zero total energy in any inertial frame.

If an object at rest in a given frame has no potential energy, then it has a)a rest energy of mc2 in that frame. b)zero total energy in that frame. c)a rest energy of 12mv2 where v is its speed in the observer's frame. d)zero total energy in any inertial frame.

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter39: Relativity

Section: Chapter Questions

Problem 57PQ: Consider an electron moving with speed 0.980c. a. What is the rest mass energy of this electron? b....

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Question

If an object at rest in a given frame has no potential energy, then it has

a)a rest energy of mc² in that frame.

b)zero total energy in that frame.

c)a rest energy of 12mv2 where v is its speed in the observer's frame.

d)zero total energy in any inertial frame.

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