Exam 13: Vibrations and Waves

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The SI base units for spring constant are which of the following?

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I attach a 2.9-kg block to a spring that obeys Hooke's Law and supply 19 J of energy to stretch the spring.I release the block;it oscillates with period 0.35 s.The amplitude is: ​

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For a wave traveling in a string,by what factor would the tension need to be increased to quinary the wave speed? ​

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