21:["$","div",null,{"className":"px-6 pb-6","children":[false,["$","div",null,{"className":"text-foreground leading-relaxed mb-6","children":["$","div",null,{"className":"question-html prose dark:prose-invert max-w-none","dangerouslySetInnerHTML":{"__html":"

In the same set-up as the previous question (0.5 kg blocks, 200 N/m\nsprings, $P$ compressed 0.1 m, $Q$ compressed 0.3 m) find the speed of\n $Q$ just before collision, in m/s.

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Physics - SHM Question with Solution | TestHub

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