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Two springs of force constants K1 and K2 (K1 > K2) are stretched by same force. If W1 and W2 be the work done stretching the springs then _______. (A) W1 = W2 (B) W1 < W2 (C) W1 > W2 (D) W1 = W2 = 0 |
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Answer» (B) W1 < W2 K ∝ \(\frac1x\) and x ∝ W ∴ W ∝ \(\frac1K\) |
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