Physics
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David H's user avatar
David H's user avatar
David H
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All Questions Answers
Score Newest
question
12
Why does a blue sky at dusk appear nearly black through a telescope?
Nov 19, 2012
answer
12
How did Eratosthenes know the suns rays are parallel?
Oct 23, 2013
answer
9
Projectiles and escape velocity
Apr 9, 2013
answer
8
Gauss' law and an external charge
May 7, 2013
answer
8
Is the concept of a field necessary to electrodynamics?
Jan 18, 2014
answer
7
Why a day is divided by 12/24 hours? Why the number 12?
Mar 27, 2013
answer
6
Accidental, unplanned breakthroughs in physics
Aug 22, 2013
answer
6
*Attractive* Coulomb interaction as virtual particles exchange?
Oct 7, 2013
answer
6
What is the opposite of the Planck length?
Oct 18, 2013
answer
5
Is there any law that prevents an object with mass to become massless?
Nov 12, 2012
Top network posts
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104
Why is Luke searching for the First Jedi Temple?
81
Closed form for ${\large\int}_0^1\frac{\ln^2x}{\sqrt{1-x+x^2}}dx$
51
Prove ${\large\int}_0^\infty\frac{\ln x}{\sqrt{x}\ \sqrt{x+1}\ \sqrt{2x+1}}dx\stackrel?=\frac{\pi^{3/2}\,\ln2}{2^{3/2}\Gamma^2\left(\tfrac34\right)}$
37
Distance between two points in spherical coordinates
29
Expressing the integral $\int_{0}^{1}\frac{\mathrm{d}x}{\sqrt{\left(1-x^3\right)\left(1-a^6x^3\right)}}$ in terms of elliptic integrals

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