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A string with a mass per length of 2.00 g/m is stretched between two points that are 0.400 m apart. The frequency of the second mode of the stretched string is 50.0 Hz lower than the frequency of the third mode. What is the tension in the string?
Pretest
An initial test or examination used to measure a baseline or gather data before a main study or campaign is conducted.
Posttest
A test administered after a particular event or period of time to evaluate outcomes or changes compared to a pretest.
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A marketing strategy designed to reward repeated business by offering incentives to customers that frequently buy products or services from a company.
Punch Card
A piece of stiff paper that can be used to contain digital data represented by the presence or absence of holes in predefined positions.
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