An asymmetric top (I1 < 12 < I3) executes torque-free motion with 2E12 = L². If the angular velocity w initially lies in the plane of ê1 and ê3, integrate Euler's equations to obtain the solution I w₁(t) = Woo 12 (13 - 12) 11 (13-11)] 1/2 sech(t/T), w2 (t) =&oo tanh(t/T), w3 (t): sech(t/T), where wo = 2E/L and 7= w[(13-12) (12 - 11)/(1311)]-1/2. Discuss the time dependence of w²= ||² and sketch the motion of as seen in the body-fixed frame. 12 (12-11) 1¹/2 13(13-11). = Woo

Elements Of Electromagnetics
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Question 1
1. An asymmetric top (11 < I2 I3) executes torque-free motion with 2EI2 = L2. If the angular velocity w initially
lies in the plane of ê1 and ê3, integrate Euler's equations to obtain the solution
I
2
w₁(t) = woo
3
12 (13
I1(13-11).
}
20
8
J
where woo = 2E/L and T = w[(13 - 12) (I2 − I1)/(1311)]-1/2. Discuss the time dependence of w²= ||² and sketch
the motion of as seen in the body-fixed frame.
2. A Thumbtack on an inclined plane
30
F4
1/2
sech (t/T), w₂ (t) =
0
▬
%
Q Search
S
ㅏ
LD
6
F6
=coo tanh(t/T),
>
P
7
C
G
C
A rigid body in the shape of a thumbtack formed from a
thin disk of mass M and radius a and a massless stem is
placed on an inclined plane that makes an anale a with
O D
8
00
w3 (t)
FB
= Wx
H
9
[12(12-11)
13(13-11).
12 (121) sech(1/7).
F9
1/2
0
F10
P
11
Transcribed Image Text:1. An asymmetric top (11 < I2 I3) executes torque-free motion with 2EI2 = L2. If the angular velocity w initially lies in the plane of ê1 and ê3, integrate Euler's equations to obtain the solution I 2 w₁(t) = woo 3 12 (13 I1(13-11). } 20 8 J where woo = 2E/L and T = w[(13 - 12) (I2 − I1)/(1311)]-1/2. Discuss the time dependence of w²= ||² and sketch the motion of as seen in the body-fixed frame. 2. A Thumbtack on an inclined plane 30 F4 1/2 sech (t/T), w₂ (t) = 0 ▬ % Q Search S ㅏ LD 6 F6 =coo tanh(t/T), > P 7 C G C A rigid body in the shape of a thumbtack formed from a thin disk of mass M and radius a and a massless stem is placed on an inclined plane that makes an anale a with O D 8 00 w3 (t) FB = Wx H 9 [12(12-11) 13(13-11). 12 (121) sech(1/7). F9 1/2 0 F10 P 11
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