August T24/M07051/EE/20150810 2015 Strength of Material Instructions: MARKS-80 Time: 3 Hrs 1. All questions are compulsory. 2. “Long Answer type Question (LAQ)” is a supply type question of 15 marks which required a typical answer of about 60-80 lines in bout 32-40 minutes. 3. “Sort Answer type Question (SAQ)” is a supply type question of 5 marks which required a typical answer of about 15-20 lines in bout 08-10 minutes. 4. Figures to the right indicate marks allotted to the questions. 5. Assume suitable data if necessary 6. Use a nonprogrammable type of scientific calculator is allowed Marks SECTION-A Q.1 A) Define linear and lateral strain. B) Define Hoop stress 10 05 OR Q.1 A) Explain ultimate and breaking stress. B) Define bulk modulus. 10 05 Q.2 Explain plastic theory. 15 OR Q.2 What is the concept of shear stresses? 15 Q.3 Derive a relation between slope and bending moment 05 Q.4 Define thermal strain and thermal stress. State the Formula for each. 05 SECTION-B Q.5 a) Derive the moment of inertia of a composite material. B) What is Beams? 10 OR Q.5 Derive a relation between mean rate of loading, shearing force and bending moment. 15 Q.6 A thin cylindrical has d=900 mm, p=2MPa.if maximum stress is 120 Mpa, how much is thickness? OR Q.6 Sketch different cases of end conditions of column. State equivalent length in each case. 15 Q.7 What happens to a structure if it is loaded beyond the yield point? 05 A simply supported beam has u.d.1.1600 N/m over entire span of 6 m How much is the maximum B M.? 05 Q.8 Computer Generated Random Question Paper dated: 17-07-2015 15:29:51 ***BEST OF LUCK*** 15