Physics, 12.12.2019 03:31 wyndal1753
The ends of two fixed rods an and b are each made in the form of a single threaded screw of mean radius 6mm and pitch 2mm. rod a has a right handed thread and rod b has a left handed thread. the coefficient of static friction between the rods and the rods and the threaded sleeve is 0.12. determine the magnitude of the couple that must be applied to the sleeve in order to draw the rods closer
Answers: 2
Physics, 22.06.2019 11:30
If we relied solely on the nonrenewable resources found in the u.s., which one would we run out of first at current usage levels? a. natural gas b. oil c. uranium d. coal
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1. when conducting a test on what kind of music increases the growth of plants, all of the following would fail to meet to fair test standard except (1 point) using different kinds of plants. giving some plants more water than others. exposing the plants to different types of music. using nutrient-rich soil for one and lesser soil for others. 2. engineering uses scientific thinking to solve real-world problems. (1 point) true false 3. what does it mean to test a hypothesis? (1 point) pass a quiz on other scientists’ results analyze only the results from scientific sources not make assumptions about how an experiment will turn out see if the results of an experiment are what the scientist predicted
Answers: 3
The ends of two fixed rods an and b are each made in the form of a single threaded screw of mean rad...
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