Answers: 2
Physics, 22.06.2019 13:00
Ways that industry and agriculture use physical properties to separate substances
Answers: 1
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
Physics, 22.06.2019 15:30
At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.
Answers: 1
Velocity of car is 500 m/s and train 200 m/s when will they meet....
Mathematics, 25.09.2019 19:10
Mathematics, 25.09.2019 19:10
Social Studies, 25.09.2019 19:10
Mathematics, 25.09.2019 19:10
Mathematics, 25.09.2019 19:10
Chemistry, 25.09.2019 19:10
History, 25.09.2019 19:10
Mathematics, 25.09.2019 19:10
Mathematics, 25.09.2019 19:10
History, 25.09.2019 19:10
Mathematics, 25.09.2019 19:10
Physics, 25.09.2019 19:10