Homework # 3
1)
A cavity is maintained at a temperature of 1650 K. a) What is the wavelength of
the peak of the radiation spectrum? b) At what rate does energy escape from the
interior of the cavity through a

Homework # 2
1) Problem 2-3
dp
Consider the relativistic form of Newtons second law F =
. Show that when F is
dt
v2
parallel to v, F = m 1 2
c
3/2
dv
dt
where m is the mass of an object and v is its speed.
16.225As F is parallel to v, we u

Homework # 1
1) Problem 1-8
A meter stick moving in a direction parallel to its length appears to be only 75 cm long to
an observer. What is the speed of the meter stick relative to the observer?
L=
L
L v2
=
= 1
L c 2
1
( )
L
v = c 1
L