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Which of the following is a metal? calcium (ca) iron (fe) sodium (na) all of these
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The force acting on a beam was measured under the same operating conditions and a sample of 5 data points was collected. this process was repeated by 3 observers. the pooled standard deviations of these 3 data sets was 1.21. determine the true mean force using all pooled data (with a 95% probability). the result should look like this: true mean = mean +/- margin of error
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Physics, 22.06.2019 18:20, shongmadi77
Wavelength of 125 meters is moving at a speed of 10 m/s. what is it's frequency?
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Physics, 22.06.2019 22:50, erinharrington15
What is an electric motor? explain its operation. 2-3 sentence
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Which of the following is a metal? calcium (ca) iron (fe) sodium (na) all of these...
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