ALAN ATALET (EYLEMSİZLİK) MOMENTLERİ

1. DİKDÖRTGEN

3bhI

3

x = 3

hbI3

y = 12bhI

3

x = 12hbI

3

y =

2. ÜÇGEN

36bhI

3

x = 36hbI

3

y =

3. DAİRE

4RII

4yx

π==

4. YARIM DAİRE

8R

24R

I4

4

xπ

=

π

=

⎟⎠⎞

⎜⎝⎛

π−

π=

98

8RI 4

x 8R

24R

I4

4

yπ

=

π

=

16R

44R

II4

4

yxπ

=

π

==

⎟⎠⎞

⎜⎝⎛

π−

π==

94

16RII 4

yx

Gx

y b/2

h/2

h

b

y

x

Gx

y b/3

h/3

h

b

y

x

y

Gx

y

R

x

G x

y

O x

4R/3π

5. ÇEYREK DAİRE y

x

x

y

G

4R/3π

4R/3π