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Home Q & A Board Science-Related Homework Help Physics
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bwebb03 bwebb03
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5 years ago
A spring (k = 600 N/m) is placed in a vertical position with its lower end supported by a horizontal surface. A 2.0-kg block that is initially 0.40 m above the upper end of the spring is dropped from rest onto the spring. What is the kinetic energy of the block at the instant it has fallen 0.50 m (compressing the spring 0.10 m)?
 a. 5.3 J
  b. 6.8 J
  c. 6.3 J
  d. 5.8 J
  e. 6.5 J
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jash.linkjash.link
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5 years ago
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Anonymous
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2 months ago
Help! The answer is missing an explanation...
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