43 questions – PASCO ME-8950A COMPLETE ROTATIONAL SYSTEM User Manual

Page 47

background image

012-05293F

Complete Rotational System

43

Questions

1.

Does the experimental result for the angular speed agree with the theory?

2.

What percentage of the rotational kinetic energy is lost during the collision? Calculate this and
record the results in Table 7.1.

%KE Lost

1
2

---I

i

ω

i

2

1
2

--- I

f

ω

f

2

–

1
2

---I

i

ω

i

2

----------------------------------

=