Solved question paper for SOM May-2017 (DIPLOMA automobile engineering 4th)

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Strength of materials

Previous year question paper with solutions for Strength of materials May-2017

Our website provides solved previous year question paper for Strength of materials May-2017. Doing preparation from the previous year question paper helps you to get good marks in exams. From our SOM question paper bank, students can download solved previous year question paper. The solutions to these previous year question paper are very easy to understand.

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Question paper 1

  1. SECTION – A

    Q1.Fill in the Blanks:-

    a. Hoop stress in a thin cylindrical shell is ________

    Answer:

    2. Read more

  2. b. Sudden load is __________ the gradual load.

    Answer:

    3. Read more

  3. c. The polar moment of area of a circular section of diameter d is ___________

    Answer:

    4. Read more

  4. d. At the neutral axis, bending stress is __________.

    Answer:

    5. Read more

  6. e. For the same area of cross –section, __________ is the most strongest of all section in bending.

    Answer:

    7. Read more

  7. f. Euler’s buckling load is ___________ .

    Answer:

    8. Read more

  8. g. The torsional shear stress is _________ at the centre of shaft.

    Answer:

    9. Read more

  9. h. The minimum load at which the column tends to buckle is called __________

    Answer:

    10. Read more

  11. i. The strength of a column depends upon the ___________ and its end conditions.

    Answer:

    12. Read more

  12. j. Close coil helical springs are used for ____________load only.

    Answer:

    13. Read more

  13. State True / False: -

    k. Longitudinal stress in a thin cylindrical shell is double the circumferential stress. ( True / False)

    Answer:

  14. l. Bending stress is maximum at the outermost fibres. ( True / False)

    Answer:

  16. m. Torque in a shaft is produced due to a couple acting on it. ( True / False)

    Answer:

  17. n. A live load is one which varies continuously. ( True / False)

    Answer:

  18. o. While testing a ductile material in tension necking start at upper yield points. ( True / False)

    Answer:

  19. SECTION – B

    Q2. Attempt any SIX Questions.

    i. Draw stress-strain curve for mild steel & explain in short

    Answer:

    20. Read more

  21. ii. Define strain energy, proof resilience & modules of resilience.

    Answer:

    22. Read more

  22. iii. Classify beam with diagram & define point of contraflexure.

    Answer:

    23. Read more

  23. iv. State the assumptions in the theory of simple bending.

    Answer:

    24. Read more

  24. v. Classify columns & state factors on which strength of column depends.

    Answer:

    25. Read more

  26. vi. State the function of springs & Name different types of springs..

    Answer:

    27. Read more

  27. vii. A solid shaft is to transmit a torque of 50K-N. If the shear stress is not exceed 56 N/mm2 .Find the minimum diameter of the shaft

    Answer:

    28. Read more

  28. viii. Define moment of inertia, section modulus &radius of gyration

    Answer:

    29. Read more

  29. SECTION – C

    Q3. Attempt any TWO Questions.

    1. A rigid bar is suspended from two wires of equal lengths 1.75m.One wire is 1mm in diameter and made of steel, other wire of 2mm in diameter is made of brass. A load of 100 N is placed on the rigid bar such that the bar remains horizontal. If the horizontal distance between wires is 200mm, Determine

    i. Stresses developed in steel and brass wires.

    ii. Distance of the load from the steel wires. Take Es= 2x105 N/mm2 & Eb = 1x105 N/mm2

    Answer:

  31. 2. A cantilever 1.5 m long carries a u.d.l of 2kN/m over a length of 1.25 m from the free end. It also carries a point load of 3KN at a distance of 0.5 m from the free end. Draw the S.F & B.M diagrams for the given beam.

    Answer:

    32. Read more

  32. 3. A closed coil helical springh whose spring index is 8, absorbs 50 N-m of energy when compressed for 50 mm. If the numbers of coil are 10, then calculate.

    i. Diameter of springs

    ii. Wire diameter N

    iii. Maximum shear stress induced Take G=84 GPa

    Answer: