Physics, 30.11.2020 20:50 kruegeremma22
A) What is the speed of a satellite moving in a circular orbit at the height of 3800 Km above the surface of the earth? b) What is the Time period of this satellite in hours, when the mass of the earth is 5.97 X 10^24 kg and the radius of the earth is 6.38 X 10^6 m.
Answers: 2
Physics, 22.06.2019 09:30
On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?
Answers: 2
Physics, 22.06.2019 12:30
An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.
Answers: 1
Physics, 22.06.2019 15:00
Give an example in which the electrical energy changes to light energy
Answers: 1
A) What is the speed of a satellite moving in a circular orbit at the height of 3800 Km above the su...
History, 09.03.2021 08:50
English, 09.03.2021 08:50
Arts, 09.03.2021 08:50
Mathematics, 09.03.2021 08:50
Mathematics, 09.03.2021 08:50
Chemistry, 09.03.2021 08:50
English, 09.03.2021 08:50
Chemistry, 09.03.2021 08:50
Mathematics, 09.03.2021 08:50