Machine Design and Strength of Materials

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Across
  1. 2. Maximum stress a material can withstand before permanent deformation in the stress vs strain graph. It is of three word
  2. 6. Maximum stress a material can withstand for infinite cycles without failure is called. It is of 2 words
  3. 8. Ability of a material to absorb energy before fracture
  4. 9. Graph used to find principal stresses and maximum shear. It is of 2 words
  5. 11. Calculate the bolt diameter for a shaft which has 8 bolts no space for free movement.The torsional Moment in the shaft is 500000 Nmm. The pitch diameter is 100 mm and the permissible shear strength is 45 N/mm2. Calculate the diameter of bolt in mm and round it off to the nearest standard value.
  6. 12. Calculate the Equivalent Bending Moment when the bending moment is 50000 Nmm and the torsional moment is 300000 Nmm. Write the digits only in words and unit of value is in Nm. Round it off to nearest Integer
  7. 15. Stresses that vary sinusoidly in magnitude with time
  8. 16. Inertial property representing resistance of a section to twisting. It is of 2 words
  9. 19. Ability of a material to absorb energy and release it upon unloading
  10. 20. Calcualte the outer diameter for a hollow propeller shaft for a ship. The propeller shaft transmits 45kW at 500 rpm. Permissible Shear stress is 84 N/mm2. Di and Do ratio is 0.6. Calculate Outer diameter in mm and round off to nearest standard value.
Down
  1. 1. Curve used to represent fatigue life of a material under cyclic loading. Only one word
  2. 3. Ability of a material to resist penetration, wear, or abrasion
  3. 4. Distortion Energy Theory. It is of 3 words.
  4. 5. Maximum possible tensile or compressive stress is called. It is of 2 words
  5. 7. Fatigue that occurs under high stress and low number of cycles. It is of 2 words
  6. 10. Keys that are integral with shaft is called as
  7. 13. Factor applied to account for unexpected loads and conditions in machine design in terms of working time. It is of 2 words
  8. 14. Joint used in linkages, tie rods, and tension members allowing slight angular movement. It is of 2 words
  9. 17. Stresses that vary sinusoidly in Direction
  10. 18. Mode 3 failure or deformation mode is called as