The number of nodes in a standing wave of three wavelengths, not including the endpoints, is
A) 2.
B) 3.
C) 4.
D) 5.
E) 6.
Answer: D
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Fill in the blank(s) with the appropriate word(s).
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The coefficient of linear expansion of copper is 17 × 10-6 K-1. A sheet of copper has a round hole with a radius of 3.0 m cut out of it
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a. threshold b. somatic c. latent d. genetic