Problem 1360. Special Relativity 101.

Created by Claudio Gelmi

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","targetMode":"","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","targetMode":"","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Special relativity states that the effective mass of an object varies as a function of its velocity. If</w:t></w:r><w:r><w:t> </w:t></w:r><w:r><w:rPr><w:b/></w:rPr><w:t>c</w:t></w:r><w:r><w:t> is the speed of light (c approx. = 300,000 km/s) and</w:t></w:r><w:r><w:t> </w:t></w:r><w:r><w:rPr><w:b/></w:rPr><w:t>v</w:t></w:r><w:r><w:t> is the velocity of the object (in km/s), find the effective mass m' of an object traveling at a velocity v. Assume that at v = 0 m/s, m = 1 kg.</w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

119 Solutions
64 Solvers

Last Solution submitted on Aug 16, 2020

Last 200 Solutions

Problem Comments

1 Comment

1 Comment

Gergely Patay on 19 Jan 2015

Note that the *correct* answer according to special relativity is still 1 kg.
(the mass does NOT change, unless some external scalar fields are involved)

Solution Comments

Solution 234206

2 Comments

2 Comments

Mehmet OZC on 23 Apr 2013

From now on, I think "assert(isempty(strfind(filetext, 'interp1')))" should be considered!

Claudio Gelmi on 24 Apr 2013

You are right! :(

Problem Recent Solvers64

Problem Tags

physics relativity

Problem 1360. Special Relativity 101.

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers64

Suggested Problems

More from this Author13

Problem Tags

Problem 1360. Special Relativity 101.

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers64

Suggested Problems

More from this Author13

Problem Tags

Players