unit 4 - Bending stress in beam

 unit 4 - Bending stress in beam

1 First moment of area 0:30:42

2 Centroidal axis (part I) 0:24:25

3 Centroidal axis (part II) 0:19:30

4 Centroidal axis (part III) 0:09:39

5 Method II to find first moment of area 0:18:03

6 Method II to find location of centroidal axis (W/B CQ 1) 0:27:41

7 Second moment of area or area MOI (Part I) 0:22:48

8 Second moment of area or area MOI (Part II) 0:22:07

9 Area MOI (part II) - Parallel axis theorem 0:16:15

10 Area MOI (W/B CQ 2) 0:21:03

11 AreMOI of general cross section 0:26:38

12 Pure bending formula (part I) 0:47:44

13 Pure bending formula (part II) 0:36:17

14 Pure bending formula (part III) 0:21:37

15 Summary of Pure bending or flexure formulla 0:38:41

16 Bending stress calculaton by using pure benfing formula 0:11:41

17 DTP (W/B CQ 3) 0:12:46

18 Calculation of maximum bending stress in beam (part I) 0:25:05

19 DTP (W/B CQ 4) 0:20:26

20 W/B MCQ & NAT Q No. 1 & 2 0:29:10

21 W/B MCQ & NAT Q No. 3 0:11:10

22 Calculation of maximum bending stress in beam (part II) 0:20:31

23 DTP (W/B CQ 5) 0:36:53

24 DTP (W/B CQ 6) 0:16:55

25 DTP (W/B CQ 7) 0:35:26

26 Moment of resistance 0:32:11

27 Section modulus of various cross section 0:09:09

28 Compariong section mudulus of various cross section 0:10:46

29 Compariong section mudulus of various cross section (W/B MCQ & NAT Q No. 5) 0:06:43

30 Compariong section mudulus of various cross section (W/B CQ 8) 0:17:38

31 Compariong I cross section 0:08:40

32 W/B ESE (ME) Q.No. 2 & W/B CQ 9 0:19:29

33 Design of beam (Part I) 0:26:57

34 DTP (W/B CQ 10) 0:21:38

35 W/B MCQ & NAT Q No. 6 0:38:15

36 Design of beam (Part II) 0:10:28

37 DTP (W/B CQ 11) 0:32:17

38 Axial force resisted by shaded region of cross section

39 DTP (W/B CQ 12) 0:10:04

40 Moment resisted by shaded region 0:16:55

41 DTP (W/B CQ 13) 0:14:11

42 W/B MCQ & NAT Q No. 7 0:06:46

43 Composite beam 0:39:38

44 Equivalent section method to find neutral axis of composite beam 0:37:57

45 DTP (W/B CQ 14) 0:11:53

46 Bending stress calculation in composite beam 0:33:01

47 DTP (W/B CQ 15) 0:27:27

48 Moment ressted by each material of composite beam 0:04:56

49 DTP (W/B CQ 16) 0:15:55

50 Segnificance of flitched beam 0:12:40

51 DTP (W/B CQ 17) 0:20:12

52 Bending stress when one beam is placed above the another beam 0:18:59

53 W/B MCQ & NAT Q No. 8,9 0:16:45

54 Beam of uniform strength 0:14:59

55 DTP (W/B CQ 18) 0:14:00

56 DTP (W/B CQ 19) 0:09:49

57 Loading beyond elastic limit 0:35:37

58 Location of neutral axis under full plastic stage 0:17:42

59 W/B ESE (ME) Q.No. 4 & 5 0:05:41

60 W/B ESE (ME) Q.No. 1 & 2 0:16:16

61 W/B MCQ & NAT Q No. 11 0:17:15

62 W/B ESE (ME) Q.No. 1 & 3