Sample questions
You've seen the pattern — here are a few of the actual PYQs.
ESE2022
Which one of the following is NOT a classification of microscopic diffu sion?
- A Inter-diffusion
- B Vacancy diffusion ✓
- C Surface diffusion
- D Lattice diffusion Many bulk polymers that are crystal
✓ Correct answer: (B)
Engineering › Mechanical
ESE2022
'Positive and negative ions by virtue of their net electrical charge, attract one another: these attractive bonding forces are
- A Coulombic ✓
- B Magnetic
- C Electromagnetic
- D Non-magnetic The process by which plastic deforma tion is produced by dislocation motion is termed as
✓ Correct answer: (A)
Engineering › Mechanical
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