Tuesday, November 04, 2008

8 02 34

"light plus light produce darkness"


Lec 34 | MIT 8.02 Electricity and Magnetism, Spring 2002

8 02 34

"light plus light produce darkness"


Lec 34 | MIT 8.02 Electricity and Magnetism, Spring 2002

Monday, November 03, 2008

8 01 33

"moles" like "dozen" $P V = n R T$ -> $P V = N k T$
tire pressure gague $\perp$ pressure $\parallel$ over pressure (over outside air pressure)


Lec 33 | 8.01 Physics I: Classical Mechanics, Fall 1999

8 02 33

$\pm \frac{1}{2}\lambda,\frac{3}{2}\lambda,\frac{5}{2}\lambda$ "one ,three, five half lambda"
hyperbola ,hyperboloids



Lec 33 | MIT 8.02 Electricity and Magnetism, Spring 2002

Sunday, November 02, 2008

8 01 32

"thermometric"$-40^\circ C = -40^\circ F$
"$\alpha$ linear expansion coefficient"
"$\beta (\approxto 3\alpha)$ volume $--$" "invar"
frosen pond bottom $4^\circ C$ maximum density


Lec 32 | 8.01 Physics I: Classical Mechanics, Fall 1999

8 02 32

"Bohr magneton" qumta of atom magnetism
L $\perp$ inductance $\parallel$ "seLf-inductance"$L = \frac{\phi_B}{I} B = \mu_0\frac{I N}{l} \kappa_M$
${(\frac{d y}{d t})}_x$ _ "... sub x" | ".... OF x" $n = \frac{c}{v}$ 水中の光速はすぐ分かる。
! Gibb's enerty = Entalpy($\Delta H$) - Entropy(S) 白光でも偏光でもない円光の利用。
図形のビジュアルで覚える。


Lec 32 | MIT 8.02 Electricity and Magnetism, Spring 2002

Saturday, November 01, 2008

8 03 22

! PV = nRT  P Energy per unit volume left: mechanical (potential) energy ,right: thermal energy, like $U_T = \frac{k T}{q}$
smaller rain drops reflection and interference dominates "supernumerally|white bows"
ice refraction/reflection -> haloes sundogs moondogs
fine particle defraction -> glories


Lec 22 | MIT 8.03 Vibrations and Waves, Fall 2004