**Question:** A spring with spring constant k is extended from 𝑥 = 0 to 𝑥 = 𝑥1.The work done will be

(A) kx_{1}^{2}

(B) \dfrac{1}{2}kx_{1}^{2}

(C) 2 kx_{1}^{2}

(D) 2 kx_{1}

**Answer: **Option (B)

**Solution:**

with
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**Question:** A spring with spring constant k is extended from 𝑥 = 0 to 𝑥 = 𝑥1.The work done will be

(A) kx_{1}^{2}

(B) \dfrac{1}{2}kx_{1}^{2}

(C) 2 kx_{1}^{2}

(D) 2 kx_{1}

**Answer: **Option (B)

**Solution:**