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Below you can find a list of important questions for the subject Strength of material. These questions will give you a good idea of what to study and help you prepare well for your semester exams.

QUESTIONS:

1. Define load

2. Define stress and give its unit

3. Thermal stress

4. Lateral strain

5. Poisson's ratio

6. Define elastic limit

7. Limit of proportionality

8. Hoop stress

9. Modulus of elasticity

10. Resilience

11. Proof resilience

12. Various modes of loading

13. Torsional resilience

14. Proof load

15. Moment of inertia

16. Section modulus

17. Axis of symmetry

18. Centroidal axis

19. Moment of resistance

20. Pure bending

21. Modular ratio

22. Hooging bending moment

23. Sagging bending moment

24. Types of beam

25. Point load

26. U.D.L

27. Point of contraflexture

28. Column

29. Slenderness ratio

30. Equivalent length of the column

31. Buckling load

32. Long column

33. Torsion

34. Polar moment of inertia

35. Strength of a solid shaft

36. Torsional rigidity of a shaft

37. Neutral axis

38. Power transmitted by a shaft

39. Spring

40. Types of spring

41. Solid length of spring

42. Free length

43. Helical spring

44. Laminated spring

45. Spring index

46. Stiffness of spring

47. Helix angle

48. Volumetric strain

49. Bulk modulus

50. Modulus of rigidity

(1) A steel rod 8m long is heated from 10Â° C to 60Â°C. Find temperature stress & free expansion of the road.

(2) For lifting a load of 4KN with the help of a steel wire if stress not to exceed 80 Mpa , find safe diameter.

(3) Write a relation for the stress induced in a body due to shear resilience.

(4) Calculate the resilience and modulus of resilience of a bar 150mm long, 50 mm wide and 40 mm thick, subjected to a tensile load of 60 KN appied gradually. Take E= 2.1 Ã— 105 N/mm2

(5) Theorem of parallel axis

(6) Theorem of perpendicular axis

(7) A rectangular is of breadth 12.5 cm and depth 25 cm finds its section modulus.

(8) Explian M.O.I. of a hollow rectangular section.

(9) Explain various types of load

(10) Assumption made in the theory of simple bending

(11) How column are classified ? explain

(12) Assumption for circular shaft subjected to torsion

(13) Find a torque which a shaft of diameter 250 mm maximum shear stress exceed to 60 N/mm2

(14) A solid steel shaft 50 mm diameter & 700 mm long transmit 30 KW at 180 rpm. Find the maximum shear stress induced

(15) A cantilever 1 m long carries a UDL of 3KN/m2 of it length beyond 300mm from free end. Draw its S.F. and B.M diagram.

(16) What are the function of springs

(17) Explain the concept of mean & maximum torque in brief

(18) Define factor of safety

(19) Explian types of spring

(20) Explian deflection in a spring and give expression to calculate spring deflection.

(1) A rod of 60mm diameter 8 m long is subjected to an axial pull of 120 KN . if E= 200 Gpa of the material of the rod then , determine stress, strain & elongation.

(2) A load of 50KN is suspended by a steel pipe 50 mm external diameter. If the ultimate tensile strength of steel is 500N/mm2 and FOS is 6. Find the pipe thickness.

(3) A bar 200 m long (32 mm Ã— 32 mm) section for 105 m of its length, 15 mm diameter. For 55 m length and 30 mm diameter for remaining length. If the tensile force of 60 KN is applied to the bar , calculate the stress induced in different section and total elongation. Take E= 2Ã—105 N/mm2.

46. Stiffness of spring

47. Helix angle

48. Volumetric strain

49. Bulk modulus

50. Modulus of rigidity

(1) A steel rod 8m long is heated from 10Â° C to 60Â°C. Find temperature stress & free expansion of the road.

(2) For lifting a load of 4KN with the help of a steel wire if stress not to exceed 80 Mpa , find safe diameter.

(3) Write a relation for the stress induced in a body due to shear resilience.

(4) Calculate the resilience and modulus of resilience of a bar 150mm long, 50 mm wide and 40 mm thick, subjected to a tensile load of 60 KN appied gradually. Take E= 2.1 Ã— 105 N/mm2

(5) Theorem of parallel axis

(6) Theorem of perpendicular axis

(7) A rectangular is of breadth 12.5 cm and depth 25 cm finds its section modulus.

(8) Explian M.O.I. of a hollow rectangular section.

(9) Explain various types of load

(10) Assumption made in the theory of simple bending

(11) How column are classified ? explain

(12) Assumption for circular shaft subjected to torsion

(13) Find a torque which a shaft of diameter 250 mm maximum shear stress exceed to 60 N/mm2

(14) A solid steel shaft 50 mm diameter & 700 mm long transmit 30 KW at 180 rpm. Find the maximum shear stress induced

(15) A cantilever 1 m long carries a UDL of 3KN/m2 of it length beyond 300mm from free end. Draw its S.F. and B.M diagram.

(16) What are the function of springs

(17) Explain the concept of mean & maximum torque in brief

(18) Define factor of safety

(19) Explian types of spring

(20) Explian deflection in a spring and give expression to calculate spring deflection.

(1) A rod of 60mm diameter 8 m long is subjected to an axial pull of 120 KN . if E= 200 Gpa of the material of the rod then , determine stress, strain & elongation.

(2) A load of 50KN is suspended by a steel pipe 50 mm external diameter. If the ultimate tensile strength of steel is 500N/mm2 and FOS is 6. Find the pipe thickness.

(3) A bar 200 m long (32 mm Ã— 32 mm) section for 105 m of its length, 15 mm diameter. For 55 m length and 30 mm diameter for remaining length. If the tensile force of 60 KN is applied to the bar , calculate the stress induced in different section and total elongation. Take E= 2Ã—105 N/mm2.

Below you can find a list of important questions for the subject Strength of material. These questions will give you a good idea of what to study and help you prepare well for your semester exams.

QUESTIONS:

**VERY SHORT QUESTIONS (2 MARKS)**1. Define load

2. Define stress and give its unit

3. Thermal stress

4. Lateral strain

5. Poisson's ratio

6. Define elastic limit

7. Limit of proportionality

8. Hoop stress

9. Modulus of elasticity

10. Resilience

11. Proof resilience

12. Various modes of loading

13. Torsional resilience

14. Proof load

15. Moment of inertia

16. Section modulus

17. Axis of symmetry

18. Centroidal axis

19. Moment of resistance

20. Pure bending

21. Modular ratio

22. Hooging bending moment

23. Sagging bending moment

24. Types of beam

25. Point load

26. U.D.L

27. Point of contraflexture

28. Column

29. Slenderness ratio

30. Equivalent length of the column

31. Buckling load

32. Long column

33. Torsion

34. Polar moment of inertia

35. Strength of a solid shaft

36. Torsional rigidity of a shaft

37. Neutral axis

38. Power transmitted by a shaft

39. Spring

40. Types of spring

41. Solid length of spring

42. Free length

43. Helical spring

44. Laminated spring

45. Spring index

46. Stiffness of spring

47. Helix angle

48. Volumetric strain

49. Bulk modulus

50. Modulus of rigidity

**SHORT QUESTIONS (4 MARKS)**(1) A steel rod 8m long is heated from 10Â° C to 60Â°C. Find temperature stress & free expansion of the road.

(2) For lifting a load of 4KN with the help of a steel wire if stress not to exceed 80 Mpa , find safe diameter.

(3) Write a relation for the stress induced in a body due to shear resilience.

(4) Calculate the resilience and modulus of resilience of a bar 150mm long, 50 mm wide and 40 mm thick, subjected to a tensile load of 60 KN appied gradually. Take E= 2.1 Ã— 105 N/mm2

(5) Theorem of parallel axis

(6) Theorem of perpendicular axis

(7) A rectangular is of breadth 12.5 cm and depth 25 cm finds its section modulus.

(8) Explian M.O.I. of a hollow rectangular section.

(9) Explain various types of load

(10) Assumption made in the theory of simple bending

(11) How column are classified ? explain

(12) Assumption for circular shaft subjected to torsion

(13) Find a torque which a shaft of diameter 250 mm maximum shear stress exceed to 60 N/mm2

(14) A solid steel shaft 50 mm diameter & 700 mm long transmit 30 KW at 180 rpm. Find the maximum shear stress induced

(15) A cantilever 1 m long carries a UDL of 3KN/m2 of it length beyond 300mm from free end. Draw its S.F. and B.M diagram.

(16) What are the function of springs

(17) Explain the concept of mean & maximum torque in brief

(18) Define factor of safety

(19) Explian types of spring

(20) Explian deflection in a spring and give expression to calculate spring deflection.

**LONG QUESTIONS (10 MARKS)**(1) A rod of 60mm diameter 8 m long is subjected to an axial pull of 120 KN . if E= 200 Gpa of the material of the rod then , determine stress, strain & elongation.

(2) A load of 50KN is suspended by a steel pipe 50 mm external diameter. If the ultimate tensile strength of steel is 500N/mm2 and FOS is 6. Find the pipe thickness.

(3) A bar 200 m long (32 mm Ã— 32 mm) section for 105 m of its length, 15 mm diameter. For 55 m length and 30 mm diameter for remaining length. If the tensile force of 60 KN is applied to the bar , calculate the stress induced in different section and total elongation. Take E= 2Ã—105 N/mm2.

46. Stiffness of spring

47. Helix angle

48. Volumetric strain

49. Bulk modulus

50. Modulus of rigidity

**SHORT QUESTIONS (4 MARKS)**(1) A steel rod 8m long is heated from 10Â° C to 60Â°C. Find temperature stress & free expansion of the road.

(2) For lifting a load of 4KN with the help of a steel wire if stress not to exceed 80 Mpa , find safe diameter.

(3) Write a relation for the stress induced in a body due to shear resilience.

(4) Calculate the resilience and modulus of resilience of a bar 150mm long, 50 mm wide and 40 mm thick, subjected to a tensile load of 60 KN appied gradually. Take E= 2.1 Ã— 105 N/mm2

(5) Theorem of parallel axis

(6) Theorem of perpendicular axis

(7) A rectangular is of breadth 12.5 cm and depth 25 cm finds its section modulus.

(8) Explian M.O.I. of a hollow rectangular section.

(9) Explain various types of load

(10) Assumption made in the theory of simple bending

(11) How column are classified ? explain

(12) Assumption for circular shaft subjected to torsion

(13) Find a torque which a shaft of diameter 250 mm maximum shear stress exceed to 60 N/mm2

(14) A solid steel shaft 50 mm diameter & 700 mm long transmit 30 KW at 180 rpm. Find the maximum shear stress induced

(15) A cantilever 1 m long carries a UDL of 3KN/m2 of it length beyond 300mm from free end. Draw its S.F. and B.M diagram.

(16) What are the function of springs

(17) Explain the concept of mean & maximum torque in brief

(18) Define factor of safety

(19) Explian types of spring

(20) Explian deflection in a spring and give expression to calculate spring deflection.

**LONG QUESTIONS (10 MARKS)**(1) A rod of 60mm diameter 8 m long is subjected to an axial pull of 120 KN . if E= 200 Gpa of the material of the rod then , determine stress, strain & elongation.

(2) A load of 50KN is suspended by a steel pipe 50 mm external diameter. If the ultimate tensile strength of steel is 500N/mm2 and FOS is 6. Find the pipe thickness.

(3) A bar 200 m long (32 mm Ã— 32 mm) section for 105 m of its length, 15 mm diameter. For 55 m length and 30 mm diameter for remaining length. If the tensile force of 60 KN is applied to the bar , calculate the stress induced in different section and total elongation. Take E= 2Ã—105 N/mm2.

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