10. Conservation of Energy
Springs & Elastic Potential Energy
6:36 minutes
Problem 10k
Textbook Question
Textbook QuestionThe spring in FIGURE EX10.21a is compressed by 10 cm. It launches a block across a frictionless surface at 0.50 m/s. The two springs in Figure EX10.21b are identical to the spring of Figure EX10.21a. They are compressed by the same 10 cm and launch the same block. What is the block's speed now?
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