what is elastic behaviour of solids class 11

4:44

5:46

1:08

1:28

1:37

9:33

30:29

13:35

2:13

34:42

کوتاه

28:04

1:11

3:51

کوتاه

1:55

4:06

2:08

18:55

15:37

5:23

1:20

14:34

1:41

3:49

10:27

5:46

1:48

19:00

4:28

3:28

14:31

3:33

35:03

4:50

53:13

5:48

کوتاه

1:13

8:20