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- A proton is fired from very far away directly at a fixed particle with charge q = 1.28 1018 C. If the initial speed of the proton is 2.4 105 m/s, what is its distance of closest approach to the fixed particle? The mass of a proton is 1.67 1027 kg.Two protons (p) and two electrons (e) are arranged on a circle of radius r = 3 [cm], with angles 0₁ = 20°, 0₂ = 30°, 03 = 20° and 04 = 60°, as shown in the figure. ( qp = +1.6 x 10-1⁹ [C] and qe = -1.6 x 10-19 [C]). The figure is not to scale. 03 04 02 a. Find Ener, the net electric field vector produced at the center of the circle. Ēnet = ( ])i + ( ]) Ĵ [N/C] b. [€ ] Where on the circle should a fifth point charge qo be placed (give its angle relative the +x-axis) and what is its value (calculate qo) in order to have Ēner (the net electric field at the center of the circle) equals zero (Type the detailed solution to this question in the below box, Show all your calculation steps by typing in the box). XTwo protons (p) and two electrons (e) are arranged on a circle of radius = 5 [cm], with angles 0₁ = 10°, 0₂= 60°, 03= 15° and 04 = 45°, as shown in the figure. ( 9p = + 1.6 × 10-¹⁹ [C] and q = -1.6 × 10-¹⁹ [C]). The figure is not to scale. Р a 03 04 Find Enet, the net electric field vector produced at the center of the circle. Enet = ])i + ( ]) Ĵ [N/C] b. Where on the circle should a fifth point charge qo be placed (give its angle relative the +x-axis) and what is its value (calculate qo) in order to have Ēnet (the net electric field at the center of the circle) equals zero (Type the detailed solution to this question in the below box, Show all your calculation steps by typing in the box). Write an optional reasoning for your answer:
- Two small aluminum spheres, each having mass 0.0250 kg, are separated by 80.0 cm. (a) How many electrons does each sphere contain? (The atomic mass of aluminum is 26.982 g/mol, and its atomic number is 13.) (b) How many electrons would have to be removed from one sphere and added to the other to cause an attrac- tive force between the spheres of magnitude 1.00 × 104 N (roughly 1 ton)? Assume that the spheres may be treated as point charges. (c) What fraction of all the electrons in each sphere does this represent?Considering electron and proton as two charged particles separated by d = 4.6 × 10¬11 m calculate the Coulomb force between proton and electron. Take the electron charge –1.6 x 1019 C and 1 = 9 × 10° m/F. Give the answer in nano-Newtons (nN, 10° N). ΑπεοThe magnitude of the force between two protons is 5.76x102 N. How far are they apart?
- What is the force between two protons if they are separated by a distance of 2.52 x10-15 m?What is the repulsive force between two protons that are located .120 nm apart ? ( Ans: + 1.6 X 10 -8 N)An electron and a proton are separated by a distance of 1.9 x 10-10 m (roughly the diameter of a single atom). The masses of the electron and proton are me = 9.11 x 10- kg and 1.673 × 10-2' kg, respectively. The elementary charge mp e = 1.602 x 10-19 C. The universal gravitational constant G = 6.67 x 10 N-m²/kg² and the coulomb constant k = 8.988 × 10° N-m²/C2. What is the magnitude F, of the electric force between the electron and the proton? Fe= N. What is the magnitude F, of the gravitational force between the electron and the proton? Fg In this scenario, how many times stronger is the electric force than the gravitational force? Fe Fg about us privacy policy terms of use contact us help careers || %3D
- Say you have two protons which are 1m apart. The mass of a proton is, m_p = 1.67 * 10^-27 kg and charge is, q p= 1.6 * 10^-19 C. Newton's constant, G N= 6.67 * 10^-11 N m^2 kg^-2 and Coulomb constant, k = 8.987 * 10^9 N m^2 C^-2. Calculate this ratio: Gravitational force between the protons / Electrostatic force between the protons. What can you conclude from this?wo positively charged protons in a Helium nucleus are separated by about 2 x 10^-15 m. Use Coulomb's law to find the electrical force of repulsion between the two protons. This result will give you an indication of the strength of the STRONG nuclear forceAt what distance would the repulsive force between two protons have a magnitude of 2.00 N? Let the charge on a proton be e = 1.6 × 10^–19 C, and let constant k = 8.99 × 10^9 N • m2/C2. * A) 1.07 × 10^–14 m B) 1.28 × 10^–38 m C) 7.19 × 10^–10 m D) 2.68 × 10^–4 m