Answers: 2
Another question on Physics
Physics, 21.06.2019 22:30
The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force
Answers: 1
Physics, 22.06.2019 05:10
What is the electric force acting between two charges of -0.0045 c and -0.0025 c that are 0.0060 m apart? use fe=kq1q2/r^2 and k = 9.00 x 10^9 n*m^2/c^2 a. 1.7 x 10^7 n b. -1.7 x 10^7 n c. -2.8 x 10^9 n d. 2.8 x 10^9 n
Answers: 1
Physics, 22.06.2019 11:00
The star betelgeuse is about 600 light-years away. if it explodes tonight, a. we'll know because debris from the explosion will rain down on us from space.b. we'll know it immediately because it will be brighter than the full moon in the sky.c. we won't know about it until 600 years from now.d. none of the above.
Answers: 3
Physics, 22.06.2019 15:20
Arigid tank is divided into two equal parts by a partition. one part of the tank contains 3 kg of compressed liquid water at 400 kpa and 60°c while the other part is evacuated. the partition is now removed, and the water expands to fill the entire tank. determine the entropy change of water during this process, if the final pressure in the tank is 40 kpa. use steam tables.
Answers: 3
You know the right answer?
You want to build a jump for your bike. Your dad said you can use the pile of
dirt out behind the...
Questions
Mathematics, 12.10.2020 14:01
Mathematics, 12.10.2020 14:01
Social Studies, 12.10.2020 14:01
Spanish, 12.10.2020 14:01
Mathematics, 12.10.2020 14:01
Mathematics, 12.10.2020 14:01
Health, 12.10.2020 14:01
Mathematics, 12.10.2020 14:01
Mathematics, 12.10.2020 14:01
Health, 12.10.2020 14:01
Biology, 12.10.2020 14:01
Mathematics, 12.10.2020 14:01
Arts, 12.10.2020 14:01
