1
Q
angular disp
A
dθ
2
Q
angular velocity
A
w=dθ/dt
3
Q
angular accelaration
A
alpha=dw/dt
4
Q
torque
A
r*f
5
Q
torque in terms of moi
A
moment of inertia(I)*alpha
6
Q
moi
A
i=int.r2 dm
7
Q
moi of rod
A
ml2/3
8
Q
moi of segment
A
mr2
9
Q
moi of ring
A
MR2
10
Q
moi of disc
A
MR2/2
11
Q
moi of hollow sphere
A
2MR2/3
12
Q
MOI of solid sphere
A
2MR2/5
13
Q
PERPENDICULAR AXIS TH.
A
Iz=Ix+Iy
14
Q
parallel axis theorm
A
I=Icm+md2
15
Q
for toppling, normal shifting
A
x=fh/mg
16
Q
fmin for toppling
A
mg*l/2h
17
Q
for slipping
A
f>meu*mg
18
Q
for toppling
A
f>mgl/2h
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