A block of mass \( 1 \mathrm{~kg} \) is pressed against a spring of force constant \( 400 \mathr... VIDEO
A block of mass \( 1 \mathrm{~kg} \) is pressed against a spring of force constant \( 400 \mathrm{~N} / \mathrm{m} \). The spring is compressed by \( 10 \mathrm{~cm} \) and block is released. Which of the following is a possible velocity of the block during subsequent motion?
(1) \( 2 \mathrm{~m} / \mathrm{s} \)
(2) \( 1 \mathrm{~m} / \mathrm{s} \)
(3) \( 3 \mathrm{~m} / \mathrm{s} \)
(4) \( 4 \mathrm{~m} / \mathrm{s} \)
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