Question 26.3.44: Two identical springs labelled as 1 and 2 are arranged in se...

A Textbook Of Strength Of Materials: Mechanics of Solids

Two identical springs labelled as 1 and 2 are arranged in series and subjected to force F as shown in Fig. 12. Assume that each spring constant is k. The strain energy stored in spring 1 is

(a) $\frac{F^2}{2k}$ (b) $\frac{F^2}{4k}$ (c) $\frac{F^2}{8k}$ (d) $\frac{F^2}{16k.}$

26.12

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