Recent content by Poincare1

Firstly, the book light works fine. I'm also attaching a circuit diagram. I don't really understand why the emitter of the transmitter (its marked with an E) takes in the current. Could someone explain to me how this circuit works?

Air hogs planes are pretty expensive if you don't use them for what they are meant for! Instead, I would suggest using a spray can (the ones that clean computers and stuff) and have the axle trigger it somehow, like someone pulling a string.

why won't the latex work

i don't see how you get [tex] M- dM [tex] is is because of [tex]E=mc^2[tex]

thx The message you have entered is too short

I am not in college or ever taken a full year's stay at a college (i am in fith grade :D) but i have taken a college course in trig i used to give quizzes early (i had to move, in fact i am moving tomorrow!) in a physics class. And in my opinion if you buy/get a microcontroller, EEPROM(optional...

I am trying get started in physics and i want to get a physics book with $only basic calculus$. do anyone suggest anything?