1. In the Bohr model of the hydrogen atom, the electron is in orbit about the nuclear proton at a radius of 5.29x10m. Determine the (1) electrostatic force of attraction between the electron and proton Speed of the electron, assuming the orbit to be circular.
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- Charge Q1= 2.00 nC is placed 15.00 cm away from the origin to the left. Charge Q2= -3.00 nC is placed 15.00 cm from the origin to the right. A third charge Q3= 1.00 nC is placed 5.00 cm to the right of the origin. 1. Sketch the positions of the three charges. Show the distances (in meters) between Q, and Q3 and between Q2 and Q3 Show also the force vectors acting on Q3, label them F,13 and F23. 2. What is the magnitude and direction of F13? 3. What is the magnitude and direction of F23? 4. What is the magnitude and direction of the net force on Q3?In a hydrogen atom an electron is orbiting a proton. There are two forces between the electron and the proton. The Gravitational Force FG and the electrostatic Force FE. What is the factor FE / FG of those two forces. Use the following constants to calculate the problem: me=9.1*10-31 kg mp=1.67*10-27 kg e=1.6*10-19 C k=8.99*109 Nm2/C2 r=1.11*10-10 m ?=6.67⋅10−11??2??2G=6.67⋅10−11Nm2kg2 Please give your answer FE/FG in FE/FG*1040 ie. for 6.734*1042 please write 673.43
- A hydrogen atom contains a single electron that moves in a circular orbit about a single proton. Assume the proton is stationary, and the electron has a speed of 7.6 105 m/s. Find the radius between the stationary proton and the electron orbit within the hydrogen atom.9)1) An electron is released from rest in a weak electric field given by -2.9 x 10-10 N/C Ĵ. After the electron has traveled a vertical distance of 1.9 µm, what is its speed? (Do not neglect the gravitational force on the electron.) mm/s Submit You currently have 2 submissions for this question. Only 10 submission are allowed. You can make 8 more submissions for this question.
- Determine the gravitational force and the electric force between the electron and the proton inthe hydrogen atom of they are 5.3×10^-11 meters apart. Then calculate the ratio of Fe to Fg.CH19 P3 A bare nucleus has 8.0 positive charges and a mass of 5.31?−26 -kg. Include units for all answers. (a) Calculate its kinetic energy in Joules at 14.014.0% of the speed of light. (b) What is this in electron volts? (c) What voltage would be needed to obtain this energy?In Bohr’s theory of the hydrogen atom an electron moves in a circular orbit about a proton, where the radius of the orbit is 5.1 × 10−11m. a) Find the electrostatic force between the electron and the proton.b) If this force serves as the centripetal force of the electron what is the speed of the electron? (Comparethis speed with the speed of light: is it close to c or much smaller?)
- Four electrons are orbiting a stationary proton along a perfect circle with a constant speed v as shown below. Find the orbital speed and frequency of this circular motion if the radius of the orbit is 0.4. 10-¹0m. The elementary charge q = 1.6 · 10-¹⁹C and the electron mass m₂ = 9.11 · 10−³¹ kg. -31 V - q • q -q V The orbital speed, v = 2.51E6 x Units m/s - q The frequency of orbital motion, f 9.99E15 x Units Hz ✓✓.A hydrogen atom is located close to the surfsce of the earth. a) What is the ratio of the magnitude of the electric force between the electron and proton compared to the magnitude of the gravitational attraction between the electron and proton compared to the magnitude of the gravitational attraction between the electron and the earth? (This is how many times greater the electric force is in this situation) b) Draw a conclusion about the stability of matter. (How come gravity doesn't pull molecules apart?) c) Why is the gravitational force between the Earth and Moon greater than the electric force? (Since all matter is made of protons and electrons, why isn't electric force always greater?)3 and 4