JNTU Question Papers Examinations Mechanical Working Of Metals 2nd Sem Apr May 2008

JNTU Question Papers Examinations Mechanical Working Of Metals 2nd Sem Apr May 2008 1. (a) Explain in detail about ‘stress at a point’. (b) Explain the following terms: i. Continuum mechanics ii. constitutive equations. (c) How many components are required to completely describe the state of a stress? What are these? Explain with example. [5+6+5] … Read more

JNTU Question Papers Mechanical Working Of Metals II Sem Apr/May 2008

JNTU Question Papers Mechanical Working Of Metals II Sem Apr/May 2008 Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks SET-I 1. (a) The stress components at a point are. ?x=-60, ?y=ho, ?x=30 ?xy =-80, ?yz=60, ?xz=75 Mpa. Determine the principal stresses and principal directions. (b) Write short notes … Read more

JNTU Exam Papers Mechanical Working of Metals 2nd Sem Apr/May 2008

JNTU Exam Papers Mechanical Working of Metals 2nd Sem Apr/May 2008 Answer any FIVE Questions All Questions carry equal marks SET-III 1. (a) Present Mohr’s circle in three dimensions and explain it in detail. (b) The state of stress is given by ?x=25 p and ?y=5p plus shearing stress ?xy. On a plane at 45o … Read more