4 charges each with quantity q are placed on the four vertices of a square with its side length a. If the other charge Q is moved from infinity to the center of this square, how much work has been done by external force in this process.
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4 charges each with quantity q are placed on the four vertices of a square with its side length a. If the other charge Q is moved from infinity to the center of this square, how much work has been done by external force in this process.
We are given 4 charges. All of them have equal values. They are placed at 4 corners of square. We are also given another charge given which is brought and placed at center of square. The work done on this charge is the potential energy stored.
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- 5. Point A is 40 cm north of a + 100 C point charge, and point B is 50 cm east of the charge as shown in the adjacent figure.(5 pts) A a. Determine V8 - VA b. How much external work would be required to move a +5 C from point A to point B. c. Determine EB - EA 100 C 40 cm 50 cm с B 30 CMA molecule of DNA (deoxyribonucleic acid) is 2.27 μm long. The ends of the molecule become singly ionized: negative on one end, positive on the other. The helical molecule acts like a spring and compresses 1.20% upon becoming charged. Determine the effective spring constant of the molecule. Need Help? N/m Read It Submit Answerpositive charge +90 moves from 1 to 2 along the dashed line, what is the sign of the work done on +90 by the +Q charge? 10. A Zero B Positive C Negative
- Two particles with charges +3e and -7e are initially very far apart (effectively an infinite distance apart). They are then fixed at positions that are 6.47 x 10-10 m apart. What is EPEfinal - EPE initial, which is the change in the electric potential energy? Number i UnitsQuestion 1 Four identical point charges (q-12.33 pC) are located on the corners of a square as shown in the figure. The dimensions of the square are Not yet answered L-W -50.0 cm. Calculate the change in Marked out of electric potential energy of the system as the charge at the right left corner in the Figure is brought to this position from infinitely far away. Assume that the other three charges in Figure remain fixed in position. This change in potential energy is equal to: 10.00 P Fag question Oa. 0.4 O b. 0.8 Oc 12 Od. 02) Ce. 0.6)Given the following system of point charges: a positive point charge +q is placed in the middle, while three negative point charges -q are placed at equal distance from each other and at equal distance R from +q. -9 R +9 -9 Given that q = 13 x 10-9 C and R = 0.6 μm find the work required to construct this system of charges.
- Two point charges 1nC and 2nC are located at (1, 2, 0) and (0, 2, 1). Determine the energy stored in the systemQuestion 14 of 35 A particle that carries a net charge of-41.8 uC is held in a constant electric field that is uniform over the entire region. The electric field vector is oriented 25.2° clockwise from the vertical axis, as shown in the figure. If the magnitude of the electric field is 4.32 N/C, how much work is done by the electric field as the particle is made to E move a distance of d = 0.556 m straight up? d. 25.2° work: J What is the potential difference AV between the particle's initial and final positions? AV =8. Two point charges, q1=q2=13nC, are located on the x-axis and is 8 meters apart. Assuming that q1 is located at the origin: a. Find the work that must be done by an external force to bring a third point charge q3 =-13nC from infinity to x=11m. b. Find the total potential energy of the system of three charges.
- Three identical point charges (+18 µC) are placed at the corners of an equilateral triangle that has {20 cm sides. How much work ( in units of J) is required to assemble this charge arrangement starting with each of the charges a very large distance from any of the other charges? Select one: O A. 32.4 O B. 16.2 O C. 25.9 O D. 43.7The three q1=q2=q3 = 14 μC charges came into the arrangement shown below from very far apart. q1 is located at (0.00, 5.2) cm, q2 is located at (0.00, -5.2) cm and q3 located at (13.26, 0.00) cm a) How much work must be done to move the three charges into the arrangement shown if they started very far apart? b) What is the work if the particle on the right, q3, with mass 49.5 g, is released from rest and allowed to move freely to point P, twice 13.26 distance, figure below? c) How fast, in m/s, is q3 moving when it has moved to point P, twice 13.26 distance? To continue, please submit the result of part (c) in units of m/s. Round your answer to 0 decimal places.h=4.3×10-3m Determine the initial force exerted on the dust particle by the fixed charge.