advertisement

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) Distinguish between Young’s modules an bulks modulus of elasticity. 10 05 B) Define factor of safety. OR Q.1 A) Define linear and lateral strain. B) Define Hoop stress 10 05 Q.2 Describe variation of shear stress. Determine shear stress distribution in rectangular section. 15 OR Q.2 Define lateral strain and poison’s ratio. 15 Q.3 Distinguish between circular and rectangular shafts. 05 Q.4 Write down the expression for stress in I-section. 05 SECTION-B Q.5 Explain middle third rule for rectangular sections. What is its significance? 15 OR Q.5 Describe the relation between the mean rate of loading, shearing force and bending moment. 15 Q.6 In a thin cylinder, the hoop strain is 3.5 times the longitudinal strain. How much is the Poisson’s ratio? 15 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? 5 Q.8 What is spring index? 5 Computer Generated Random Question Paper dated: 17-07-2015 15:35:12 ***BEST OF LUCK***