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  9. Q186

RRB Junior Engineer / DMS / CMA 2015 · Question 186 of 480

The length of a bar is L metres. It extends by 2 mm when a tensile force F is applied. Find the strain produced in the bar :

  1. A$$\frac{0.002}{L}$$Correct
  2. B$$\frac{2}{L}$$
  3. C$$\frac{0.2}{L}$$
  4. D$$\frac{L}{0.002}$$

Answer: A. $$\frac{0.002}{L}$$

Official answer key verified. Detailed explanation coming soon.

Source: RRB JE 2015 paper — cracku.in solved paper with answer key · reliable-secondary

← Q185View full paper (480 questions)Q187 →

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