ja72

3,781 reputation

622

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	location	United States
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visits	member for	2 years, 7 months
	seen	Jun 8 at 3:37
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Started programming on a ZX spectrum in the 80's and have moved through Assembly, Turbo Pascal, C++, C#, Fortran. My main area of focus is engineering and scientific computing like numerical methods and 3D graphics.

	3,781 reputation	bio	website		visits	member for	2 years, 7 months
622 badges		location	United States		seen	Jun 8 at 3:37

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226 Answers

votes activity newest

21	Would you be weightless at the center of the Earth?
14	Why don't astronauts in orbit get stuck to the “ceiling”?
7	Elementary derivation of the motion equations for an inverted pendulum on a cart
7	Why isn't pressure used for flight?
7	Why does a rotating tire use the static, rather than the dynamic coefficient of friction?

3,781 Reputation

+10	What is the difference between “kinematics” and “dynamics”?
+10	Static friction force on a block in a tunnel
+15	Not working brakes: just another energy conservation problem
+5	What if the universe is rotating as a whole?

11 Questions

votes activity newest

18	What if the universe is rotating as a whole?
12	Particle wavefunction and gravity
7	How does stuff glow in the dark?
4	How do you measure distance to stars within the galaxy?
4	What sets the resolution on analog film?

140 Tags

52 newtonian-mechanics × 68	34 forces × 33
44 homework × 63	29 kinematics × 34
43 gravity × 9	26 mechanics × 26
39 classical-mechanics × 35	23 earth × 2
35 newtonian-gravity × 8	21 torque × 17