Mohr circle
- 2. (π πβ
π π₯ + π π¦
2
)2
+ π π‘
2
= (
π π₯ β π π¦
2
)2
+ π2
(π πβπ)2
+ π π‘
2
= π
2
π€βπππ; π =
π π₯ + π π¦
2
π
= (
π π₯ β π π¦
2
)2 + π2
π πππ πππππ’π π
ππ
- 4. =
ππ₯ β π π¦
2
= (
π π₯ β π π¦
2
)2 + π2
ππ₯ β π π¦
2
= (
ππ₯ β π π¦
2
)2 + π2
- 7. ππ₯ β π π¦
2
π
π π‘
π π₯
ππ₯ + π π¦
2
π π‘π π
ππ₯
- 15. ππ₯ π π¦ π
π1 π2
π πππ₯
2π1
2π2
2π1 = 72 + 180Β°
= 252Β°
2π2 = 72Β°
or 432Β°