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JEE Main 2026 Model Paper 1

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Question : 24 of 75

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A ball of mass 100 g is dropped from a height h=10cm on a platform fixed at the top of vertical spring (as shown in figure). The ball stays on the platform and the platform is depressed by a distance ‌

. The spring constant is ____ Nm−1. (Use g=10ms−2 )

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