ring rod proton 20.0 cm A 10.0 cm diameter ring is uniformly charged to -20.0 nC. The center of the ring is located 20.0 cm from the center of a 10.0 cm long, thin rod. The rod is uniformly charged to +20.0 nC. What is the magnitude and direction of the net electric force acting on a proton located at the midpoint between the ring and the rod? Assume that the ring lies in a plane that is perpendicular to a line drawn from the ring's center to the center of the rod.
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- d 92 Two small spheres carry charges 91and q2 and are attached to two light strings, as shown. One end of each string is attached to a fixed point, while the other end is attached to one of the charges. q1 is negatively charged and is placed a distance d directly above q2, which is positively charged. The mass of q1 is m1 and the mass of q2 is m2. A. ) If gravity acts on each sphere, what is the tension in the lower string? Express your answer in terms of the given variables k, 91, 92, m1, m2, 3, and d, as needed. В. What is the tension in the lower string if q1 = -3.0 µC q2 = +3.0 µC, m1 = m2 = 40.0 g, g = 9.80 m/s?, and d = 15 cm.Clearer solution. The writing is kinda hard to read.Please assist with this question with explanation. Thank you
- The figure below shows a small, charged sphere, with a charge of q = +42.0 nC, that moves a distance of d = 0.188 m from point A to point B in the presence of a uniform electric field E of magnitude 250 N/C, pointing right. A B + (a) What is the magnitude (in N) and direction of the electric force on the sphere? magnitude N direction ---Select--- (b) What is the work (in J) done on the sphere by the electric force as it moves from A to B? (c) What is the change of the electric potential energy (in J) as the sphere moves from A to B? (The system consists of the sphere and all its surroundings.) PER - PEA = (d) What is the potential difference (in V) between A and B? VB - VA V16. Two point charges qA = +10.0 µC and qB = -40.0 µC and a third particle with unknown charge qC are located on the x axis. The particle qA is at the origin, and qB is at x = 12.0 cm. The third particle is to be placed so that each particle is in equilibrium under the action of the electric forces exerted by the other two particles. a) The diagrams below show a positively charged qC in each of the three possible locations with respect to qA and qB. Draw and label vectors (for example, -->F AB) showing the directions of the forces on all three particles, and circle any of the diagrams in which there are opposing forces on all three charges.A dipole is centered at the origin, and is composed of particles with charges +e and -e, separated by a distance 0.3 nm along the y-axis. The +e charge is on the -y-axis and the -e charge is on the +y-axis. A proton is located at nm. What is the force on the proton due to the dipole? )N 1.35*10^-16 1.35 · 10-16 Determine where you should place an electron so that the net force (from the dipole and the electron) on the proton will be zero. пт 80 80
- Below is a depiction of one type of adjustable dial. This dial is essentially a thin rod with a charged sphere on the end, seated inside an electric field. The sphere between these plates has a charge of −2.3 µC and the thin rod can be approximated as a string with tension 0.350 N, at an angle of 15° as shown below. a) What is the mass of the charged ball? g b) What is the magnitude of the electric field between the plates?N/CThe figure below shows a small, charged sphere, with a charge of q = +41.0 nC, that moves a distance of d = 0.162 m from point A to point B in the presence of a uniform electric field E of magnitude 290 N/C, pointing right. 9 A E d (a) What is the magnitude (in N) and direction of the electric force on the sphere? N magnitude direction = B + --Select--- (b) What is the work (in J) done on the sphere by the electric force as it moves from A to B? J (c) What is the change of the electric potential energy (in J) as the sphere moves from A to B? (The system consists of the sphere and all its surroundings.) PEB - PEA J (d) What is the potential difference (in V) between A and B? VB-VA = VThree point charges are located on the positive x-axis of a coordinate system Charge g = 15 nC as 20 cm from the origin, charge 40 nC is 4.0 cm from the origin and charge q = 60 nC located at the ongin For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Vector addition of electric forces on a line 4 Y Part A What is the magnitude of the net force exerted by the other two charges on charge g150 Express your answer in newtons ΑΣΦ 1- Submit Part B 0= Request Answer Submit What is the direction of the net force exerted by the other two charges on charge 15 aC Express your answer in degrees. ΘΕΙ ΑΣΦΑ ? Request Answer N ? counterclockwise from the direction
- 4Q1 - 20.0 nC 8. A certain electric quadrupole is made by arranging three point charges as shown below. Assume the distances Q2 = + 20.0 nC P from Q1 to Q2 and from Q2 to Q3 18.0 cm are equal. 24.0 cm - 20.0 nC A small pith ball of mass 0.40 g and a charge of +5.50 nC is placed at point P and released from rest. Find the magnitude and direction of its acceleration. If the signs in Q1, Q2, and Q3 were reversed, how would the acceleration change, if at all? Explain using physical reasoning.*Chapter 23, Problem 029 The figure is a section of a conducting rod of radius R1 = 1.30 mm and length L = 12.00 m inside a thin-walled coaxial conducting cylindrical shell of radius R2 %3D %3D 10.7R1 and the (same) length L. The net charge on the rod is Q1 = +3.40 x 10° C; that on the shell is Q2 = -2.21Q1. What are the (a) magnitude E and (b) direction (radially inward or outward) of the electric field at radial distance r = 2.29R2? What are (c) E and (d) the direction at r = 5.23R1? What is the charge on the (e) interior and (f) exterior surface of the shell? 12 Ri R (a) Number 1 Units (b) (c) Number 1+2 Units (d) (e) Number 1-3 Units (f) Number 4 Units