Physics, 17.05.2021 19:50 cjdolce9790
Two freight cars, each with a mass of 2.3 x 105 kg, collide. One was initially moving at 3.4 m/s; the other was at rest. They stick together. What is their final speed? (WILL GIVE BRAINLIEST)โ
Answers: 3
Physics, 22.06.2019 05:10
Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.
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Physics, 22.06.2019 06:20
Atwo-stage air compressor operates at steady state, compression 10m^3/min of air from 100 kpa and 300k to 1200 kpa. an intercooler between the two stages cools the air to 300k at a constant pressure of 350 kpa. the compression processes are isentropic. a) calculate the power required to run the compressor, in kw b) compare the result to the power required for isentropic compression from the same inlet state to the same final pressure.
Answers: 1
Physics, 22.06.2019 17:40
Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?
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Physics, 22.06.2019 19:30
Coal contains energy. a. light b. kinetic c. chemical d. mechanical
Answers: 1
Two freight cars, each with a mass of 2.3 x 105 kg, collide. One was initially moving at 3.4 m/s; th...
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