Which of the following best explains work?
a. Work occurs when a force acts on an object
b....
Physics, 02.03.2022 17:30 logan12345677885675
Which of the following best explains work?
a. Work occurs when a force acts on an object
b. Work occurs when a force acts to hold an object in place
c. Work occurs when a force acts on an object and causes a displacement of that object
d. Work occurs when energy is exerted
Answers: 3
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Suppose an objects initial velocity is 10m/s and it’s final velocity is 4 m/s. mass is constant. what can best be concluded about the object based in the work-energy theorem
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An automobile steering wheel is shown. what is the ideal mechanical advantage? if the ama is 8, what is the efficiency of the steering wheel?
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Global warming will produce rising sea levels partly due to melting ice caps but also due to the expansion of water as average ocean temperatures rise. to get some idea of the size of this effect, calculate the change in length (in m) of a column of water 1.45 km high for a temperature increase of 1.12°c. assume the column is not free to expand sideways. as a model of the ocean, that is a reasonable approximation, as only parts of the ocean very close to
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