Physics, 04.12.2020 16:30, rostecorralmart
Which statement is true about rubber, a polymeric material?[1] A. A normal rubber band breaks when the strain is greater than 1. B. A normal rubber band breaks when the strain is less than 10%. C. When a small amount of sulfur is added, to provide cross-links between molecules in rubber, the elastic limit is reduced. D. When a small amount of sulfur is added, to provide cross-links between molecules in rubber, the ultimate tensile stress is reduced.
Answers: 3
Physics, 22.06.2019 01:00, muhammadcorley123456
4. who was the first one to measure the speed of light and conclude that it is finite? 5. who was the first philosopher who thought the speed of light is finite? 13. what is the speed of light numerically? 14. give an example of something moving faster than light 15. give an example for some particles or waves that
Answers: 1
Physics, 22.06.2019 08:40, kayleewoodard
Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?
Answers: 1
Which statement is true about rubber, a polymeric material?[1] A. A normal rubber band breaks when t...
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