User Chris Cundy

43 votes

Accepted

How many X-rays does a light bulb emit?

answered Aug 17, 2015 at 12:52

22 votes

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How to combine thermal velocity concept and special relativity?

answered Jun 6, 2018 at 10:58

14 votes

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Trying to understand what a gravitational wave is

answered Jul 20, 2015 at 10:36

4 votes

Is a convergent-divergent nozzle a perpetual motion machine of the second kind?

answered Aug 6, 2015 at 12:48

3 votes

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Why do Uranus and Venus rotate from East to west?

answered Aug 22, 2015 at 9:22

3 votes

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Is the matrix representation of the Lorentz transform the same for all 4-vectors?

answered Jan 17, 2016 at 10:06

2 votes

Confusion about the resonance

answered Aug 13, 2015 at 14:40

2 votes

Help reading power spectrum graphs?

answered Aug 5, 2015 at 9:59

1 vote

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Net work done by projectiles?

answered Jul 17, 2015 at 9:32

1 vote

Does not the mass of those living on the Earth add on to the mass of the Earth or is it too negligible to be cared for?

answered Sep 19, 2015 at 10:17

0 votes

Why can you turn on your bike without adding energy and still be moving?

answered Aug 9, 2015 at 16:59

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11 Answers

How many X-rays does a light bulb emit?

How to combine thermal velocity concept and special relativity?

Trying to understand what a gravitational wave is

Is a convergent-divergent nozzle a perpetual motion machine of the second kind?

Why do Uranus and Venus rotate from East to west?

Is the matrix representation of the Lorentz transform the same for all 4-vectors?

Confusion about the resonance

Help reading power spectrum graphs?

Net work done by projectiles?

Does not the mass of those living on the Earth add on to the mass of the Earth or is it too negligible to be cared for?

Why can you turn on your bike without adding energy and still be moving?