Physics, 25.02.2020 01:47 ashleyivers3
Oil flows into the tank with an average velocity of 4m/s through the 50-mm diameter pipe at A. Flow out of the tank through the 20-mm diameterpipe at B is 2m/s. Determine the rate at which the depth y of the oil in the tank is changing.(Hint: W
Answers: 2
Physics, 22.06.2019 23:30
You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the personβs average speed in kilometers per hour?
Answers: 3
Physics, 23.06.2019 00:20
When can a theory be modified if a new type of technology allows for new observations that raise new questions? a-immediately, while the questions about the theory are being asked b-after new hypotheses related to the theory are tested in experiments c-only after the new observations disprove all parts of the theory d-while scientists begin to think about how the theory could improve
Answers: 1
Physics, 23.06.2019 08:30
What is the electric potential at a distance of 1.2 m from a 7.5 Β΅c point charge? 5.6 Γ 104 v 8.1 Γ 104 v 5.6 Γ 1010 v 8.1 Γ 1010 v
Answers: 1
Oil flows into the tank with an average velocity of 4m/s through the 50-mm diameter pipe at A. Flow...
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