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Pls help with the following and explain the right answer, thank you.
Given:
Two electrons and one proton.
The distance of each electron from proton is
Assume angle is measured counterclockwise from positive x-axis.
Note:
Charge on proton is
Charge on one electron is
Find:
Magnitude and direction of net force on proton due to electrons.
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- .00 44E0 Give an expression for the electric field strength E at a point in terms of the charge q and distance r from the charge to that point. Use k for k = 47). Flag question (i.e. Use the following notation (without the quotes): "/" for division, "*" for multiplication, "+" an "-" as usual. For powers used "^2", while for square root use "sqrt". To indicate that square root applies to the whole expression use brackets - for example, for √AB use sqrt(A*B). For Greek letters such as π, a etc. use pi, alpha. For example to get 1 AVAB use 1/pi* A^2/B*sqrt(AB). Please use the exact variables given in the conditions of the problem: e.gif L is given, then do not use 1. Please use "Display response" button to check the you entered correct expression, before submitting your answer. л в|%Vr l. M home work .pdf > H.W: In the Boher model of the hydrogen atom an electron moves at 2.19 10'm/s in an orbit of radius 5.29 10" centered on a proton. (a)what is the centripetal force on the electron? (b)what is the number of revolutions made each second? Ans. (a)9.06 10"m/s (b= 6.58 105 1/s H.W: A ball is thrown with an initial speed voat an angle 0 below the horizontal from rooftop 44m above the ground. It lands 2sec later at a point 32m from the base of the building. Find vo and 6 Ans. 0 = -37.32v, = 20. 1m/s+Y ↑ +X In figure-1, the coordinate of charge g = 17 µAs R (4,4), the coordinate of charge = 12 uAs P (11, 4) and the coordinate of charge 9 = 15 µas P (11,9) The coordinates have centimeters as unit. a Find the vector pointing from g to 2. This vector is denoted by 712- rcomponent of 12 Give your answer to at least three significance digits. ст y component of 12 Give your answer to at least three significance digits. bFind the unit vector 12. rcomponent of Ê12 Give your answer to at least three significance digits. cm y component of 12 Give your answer to at least three significance digits. cm Submit
- Given a scalar field V(x, y) = x+ y, a unit normal vector to Vis O a. (2y) V4x² +4y? Ob. (2x) 4x²+4y² (х, у) Vx²+y? O C. O d. (2х, 2y) +1 +1 +11 %VY li, M home work .pdf H.W: In the Boher model of the hydrogen atom an electron moves at 2.19*10'm/s in an orbit of radius 5.29 10" centered on a proton. (a)what is the centripetal force on the electron? (b)what is the number of revolutions made each second? Ans. (a)9.06 10"m/s (b= 6.58 + 1015 1/sTwo charges of magnitude Qı=3×10² C and Q2= -10 C are placed at the points P(1, 2, 3) and Q(2, 0, 5) in vacuum. Compute the force on Q2 due to Qı.
- electrons radius r Two protons (p) and two (e) are arranged on a circle of 5 [cm], with angles 0₁ = 20°, 0₂ = 60°, 03 = 20° and 04 = 60°, as shown in the figure. (qp = +1.6 x 10-19 [C] and qe = -1.6 × 10-19 [C]). The figure is not to scale. 04 y a. 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). P XQ.1. The mass of an electron is 9.11 × 10¯°' kg, that of a proton is 1.67 × 10°27 kg. Find the ratio Fe/Fg of the electric force and the gravitational force exerted by the proton on the electron,An electron is accelerated by a constant electric feld of magnitude 290 N/C. (a) Find the acceleration of the electron. m/s (b) Use the equations of motion with constant acceleration to find the electron's speed after 115 x 10s, assuming it starts from rest. m/s Need Helpz E Read It Wetch
- Three charged patides ar ocated at the comers of an equitateral triangle an shown in the figurn below (let a3.00 C, and 910 m). Calculate the total electric force on the 7,00-pc chargn. maituteA X N dron XCtercucwie from theThe sides of a right triangle are BC=3, AC=4, and AB=5 cm. if +10 statC charges are placed at the corners B and C, what is the magnitude and direction of the electric intensity at A?P1.30. Electric force on a test charge in the field of six point charges. Six point charges, each of value Q, are situated at (d, 0,0), (-d, 0, 0), (0, d, 0), (0, –d, 0), (0, 0, d), and (0,0, –d). A test charge q located at the origin is displaced by a distance A < d along the positive x-axis. Find an approximate expression for the electric force acting on the charge.