q.10
Mp 75kg
=
·
r 3.1m
=
*
900kg. m2
I
=
1.arad/s
w
a)
=
IiW_ e
Ii Im+ Ip
=
900
0
m/
I
0
Im
If
+
=
900
Ip
(75))3.1)2
+
⑳
9)
b)
1.056
=
-
-drad/s
KE;= IW
↓
"
=Im+mr2
I
5) Im) Wo"
KEi
=
(900) (1.9)2
↓
1625
=
KErot.
1
=
IW
If Im+ Ip
=
ICErot, f
=Eat
I more
e
(1620)(1.06)" 910.50.91k5
=