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Physics
Martin Gales's user avatar
Martin Gales's user avatar
Martin Gales's user avatar
Martin Gales
  • Member for 14 years
  • Last seen more than a month ago
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About

Quite a random guy here. 90% an electrician and 10% a physicist.

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Top posts
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question
45
Mechanics around a rail tank wagon
Dec 6, 2010
question
25
Rotation angle of a giant water lily when a child crawls on its rim
Jan 4, 2011
question
15
How do you determine power flow direction in a transmission line?
Sep 28, 2011
question
12
How long does it take an iceberg to melt in the ocean?
Dec 15, 2010
question
11
A water drop in vacuum
Nov 19, 2010
question
11
A problem inspired by the ice hockey game
Nov 24, 2010
question
8
elliptical ring rolling on a horizontal surface
Feb 5, 2013
question
7
A pendulum clock problem
Feb 21, 2011
question
7
A "global warming" problem
Mar 5, 2011
answer
7
Is two cars colliding at 50mph the same as one car colliding into a wall at 100 mph?
Dec 1, 2012
Top network posts
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121
Calculating the integral $\int_0^\infty \frac{\cos x}{1+x^2}\, \mathrm{d}x$ without using complex analysis
35
Evaluating $\int_{0}^{1}\frac{1-x}{1+x}\frac{\mathrm dx}{\ln x}$
23
Integrate square of the log-sine integral: $\int_0^{\frac{\pi}{2}}\ln^{2}(\sin(x))dx$
22
Ways to evaluate $\int \sec \theta \, \mathrm d \theta$
21
Integral $\int_{0}^1\frac{\ln\frac{3+x}{3-x}}{\sqrt{x(1-x)}}dx$