/sci/ - Science & Math

~UNANSWERED~

Math
>>11674573
>>11688902 (Why wouldn't you just round as normal?)

Physics
>all the questions about light having momentum; still nobody mention's de Broglie's relation
>>11678300
>>11682547
>>11686409
>>11686498
>>11688483 (the gravitational interaction between planets is very weak compared to that with the sun. also, if they were to pull each other out of orbits, they would have done it long, long ago considering the age of the solar system)

Engineering
>>11675945
>>11685899 (watch https://www.youtube.com/watch?v=33vbFFFn04k and https://www.youtube.com/watch?v=DXvAlwMAxiA ; we wuz HOLES n' sheit. transistors are used in amplifiers and switches. You can't build a computer with just diodes.)
>>11689036 <3

Chem
>>11677257 (If the rxn is endothermic, the reverse is exothermic and rejects heat. Exothermic reactions are stifled when powered, from Chatelier's principle. Answer is no.)
>>11679387

/g/
>>11675712 (Use Octave.)
>>11684044
>>11688394

Stupid
>>11675612 (The game.)
>>11678443
>>11679096
>>11683564
>>11688521

Being addicted to a substance is a little fun, no? Just think of it as a game!

>>11509024
>homework
at least use /sqt/ or /wsr/

>pick the node labelled V=0 and apply Kirchhoff's current law
>[math] \frac{-V_{in}}{R_2}+\frac{-V_{out}}{R_1+1/C_1s}+\frac{-V_{out}}{R_3} [/math]
Then you simplify [eqn] V_{out}=-V_{in}\cdot \frac{R_1R_3C_1s+R_3}{(R_1+R_3)R_2C_1s+R_2} [/eqn] where [math]s=j\omega [/math]. I leave it to you to verify I didn't make a mistake ;3