The rest energy E of an object with rest mass m is given by Einstein's famous equation E = mc², where c is the speed of light in vacuum. Find E for an electron for which (to three significant figures) m = 9.11 × 10¯³' kg. The SI unit for E is the joule (J); 1J = 1 kg m²/s².

Classical Dynamics of Particles and Systems
5th Edition
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter2: Newtonian Mechanics-single Particle
Section: Chapter Questions
Problem 2.50P: According to special relativity, a particle of rest mass m0 accelerated in one dimension by a force...
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The rest energy E of an object with rest mass m is given by
Einstein's famous equation E = mc², where c is the speed of light
in vacuum. Find E for an electron for which (to three significant
figures) m = 9.1l × 10-31 kg. The SI unit for E is the joule (J);
1J = 1 kg•m/s².
Transcribed Image Text:The rest energy E of an object with rest mass m is given by Einstein's famous equation E = mc², where c is the speed of light in vacuum. Find E for an electron for which (to three significant figures) m = 9.1l × 10-31 kg. The SI unit for E is the joule (J); 1J = 1 kg•m/s².
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