Physics, 29.01.2020 09:03 nekathadon
Lance armstrong bikes at a constant speed up the col d’izoard, a famous mountain pass. assume his teammates do such a good job riding ahead of him that he can draft behind them and encounter no air resistance. this climb is described as "beyond classification" in terms of its difficulty. the climb is 14.1 km long at a 7.3º average grade. assume that the combined mass of lance and his bicycle is 83 kilograms. what is the magnitude of the work he does against the force of gravity? show work
Answers: 2
Physics, 22.06.2019 10:30
Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?
Answers: 2
Physics, 22.06.2019 11:20
Wave functions describe orbitals in a hydrogen atom. each function is characterized by 3 quantum numbers: n, l, and ml. if the value of n = 2: the quantum number l can have values from to . the total number of orbitals possible at the n = 2 energy level is .
Answers: 3
Physics, 22.06.2019 14:40
What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4×106m.
Answers: 2
Physics, 22.06.2019 16:30
He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is
Answers: 2
Lance armstrong bikes at a constant speed up the col d’izoard, a famous mountain pass. assume his te...
Mathematics, 09.04.2020 22:11
Mathematics, 09.04.2020 22:11
Mathematics, 09.04.2020 22:11
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Mathematics, 09.04.2020 22:11