Lecture & Procedures:
Celestial Motions
Using THE STAR CHART APP
Objective:
You will use the computer application to visually observe the motions of celestial
objects such as stars, planets, the sun and the moon. You will learn what the
equatorial coordin
Chapter16LectureNotes
Formulas:
Constants:
e = 1.6010-19 C
k = 1/(4o) = 8.988109 Nm2/C2
o = 8.8510-12 C2/(Nm2)
Demonstrations:
1. Electrostatics
Rub rubber and glass
rods with wool, etc.
Positive is defined as
glass rubbed with silk.
Negative is defined a
Chapter23LectureNotes
Formulas:
n = c/v
f = R/2
1/do+ 1/di = 1/f
m = hi/ ho = -di/ do
n1sin1 = n2sin2
sinC = n2/n1
P = 1/f
Demonstrations:
Blackboard Optics
Mirror Mirage
Mirrors and lenses to show
TheReflectionofLightandMirrors
WaveFrontsandRays
A wave f
Chapter24LectureNotes
Formulas:
Double slit diffraction:
Bright fringes when
Dark fringes when
sin = m/d
sin = (m+1/2)/d
Single slit diffraction
sin = /W
Bright spots in diff. grating
Thin Films:
m = 0,1,2,.
m = 0,1,2,.
for first dark fringe
sin= m/d
m =
Chapter 12 Lecture Notes
Formulas:
v (331 + 0.60T ) m/s
IP/A
I xo2
= 10log(I/Io)
I = P/4r2
v =/T = f
for a stretched string
n= 2L/n,
for a stretched string
n= 2L/n, f = nv/2L n= 1,2,3,. for a tube open at both ends.
n= 4L/n, f = nv/4L n= 1,3,5,. for a tub
Chapter11LectureNotes
Formulas:
F = -kx
f = 1/T
E = (1/2)mv2 + (1/2)kx2 = (1/2)mvo2 = (1/2)kA2
x = Acost = Acos(2ft) = Acos(2t/T).
v = -Asint.,
a = 2A cost
vo2= (k/m)A2
vo = A
v = /T =f
fn = nv/(2L)
n= 2L/n
fn/n = fm/m
fn = nf1
Demonstrations:
Mass on a s
OpticalInstruments
Formulas:
RP = 1/f
Relation of Refractive Power to focal
length
M = '/
M = 1 + N/f
Magnifying glass with eye focused at near
point
M = N/f
Magnifying glass with eye focused at
infinity
sin =
1.22/D
= 1.22/D
For small angles.
1. Optical
Chapter22LectureNotes
Formulas:
Bl = oI + ooE/t
E = EA
= c/f
S = P/A = U/tA =uV /tA = uc
u = U/V = (1/2)oE2 + 1/(2o)B2 =oE2 = (1/o)B2
Demonstrations:
Show a transverse wave (rope), and a longitudinal wave
(slinky).
Energy of a short wave transmitter
EM s
hapter21LectureNotes
Formulas:
= BAcos
Faraday's Law: E = -N /t
E = Bvl
E = NABsint
M = (N22)/I1
E 2 = -MI1/t
L = N/I
E = -LI/t
2
Solenoid: L = on AlEnergy = (1/2o)B2Al
Energy = (1/2)LI2
Energy Density = Energy/volume = (1/2o)B2
Ip/Is =Vs/Vp = Ns/Np
Xc =
Chapter20LectureNotes
Formulas:
B = oI/2r
"Into"
B= NoI/(2R)
"Out"
B = onI
Bl = oI
F = Bqvsin
r = mv/Bq
m = (er2/2V)B2
F = ILBsin
= NIABsin
F/L = I2I1o/2d
Constants:
1 T = Newton-second/(coulomb-meter) = N/Am
o = 410-7 Tm/A
Demonstrations:
Field from a
Chapter18LectureNotes
Formulas:
I =q/t
V = IR
R = L/A
= o[1+(T-To)]
P = IV = I2R = V2/R
Demonstrations:
Light Bulb and Power.
EMFandCurrent
Alessandro Volta (1800): Invented the electric battery and was able to produce a steady flow
of electric charge. A
Chapter17LectureNotes
Formulas:
qV = UE
W = Fd(cos)
W = -UE
potential
Definition of electric potential
Definition of Work
Relationship between work and
energy for work done by a
conservative field.
V = Ed
Potential for a constant electric
field.
V = kQ/r