A wire of charge Q1 is bended into the shape of a semicircular wire of radius R, and located in a two dimensional xy-coordinate system as shown in the figure. A point charge of Q2 is located at (0, R/4.6) in this coordinate system. What is Q2/Q1 if the electric potential at point O is zero? Provide your answer with two decimal place. Q1 R
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- Part b: If the spheres are connected by a thin wire, what will be the potential on each once equilibrium is reached? Express your answer in kilovolts. Part c: How much charge must move between the spheres in order to achieve equilibrium? Express your answer in nanocoulombs. I Upvote! please do parts a-c.Thank You!!Two charged particles, one with a charge of +q and the other with a charge of -3q, are placed on the x-axis at x = 0 and x = +4a, respectively. a. Find the point where the electric potential is zero b. What is the magnitude and direction of the net electric field at this point? Is it zero?Answer the question
- Problem 18.18 A small particle has charge -6.60 μC and mass 2.50x104 kg. It moves from point A, where the electric potential is V₁ = 220 V, to point B, where the electric potential V₂ = 620 V. The electric force is the only force acting on the particle. The particle has a speed of 5.00 m/s at point A. Part A What is its speed at point B? Express your answer in meters per second to three significant figures. ID] ΑΣΦ Submit Part B Is it moving faster or slower at B than at A? Faster Slower Request Answer Submit Request Answer ? m/sA proton has an initial speed of 5.0×105 m/s. Please give a correct/clear explanation of all constants or values used to solve each part: a> What potential difference is required to bring the proton to rest? Express your answer using two significant figures. b>What potential difference is required to reduce the initial speed of the proton by a factor of 2? Express your answer using two significant figures. c>What potential difference is required to reduce the initial kinetic energy of the proton by a factor of 2? Express your answer using two significant figures.Four-point charges are on the rim of a circle of radius 10 cm. The charges are (in μC) +0.50, +1.5, −1.0, −0.50. If the electrical potential at the circle’s center due to the +0.5 charge alone is 4.5 × 104 V, what is the total potential at the center due to the four charges combined? a. 18×104 V b.-4.5×104 V c. zero d. +4.5 × 104 V
- Consider the equipotential map shown below. Estimate the magnitude of the E-field at point A. What direction is the E-field at point A? Rank the points A, B, and C in terms of their E-field strength. Sketch the electric field lines. What is the sign of the charge (+ or −) within the 30 V equipotential?This is the video for part a: https://www.youtube.com/watch?v=PvUbzn05gnM&t=122s&ab_channel=ExpertTAA parallel-plate capacitor consists of two plates, each with an area of 25 cm2 separated by 3.0 mm . The charge on the capacitor is 4.8 nC . A proton is released from rest next to the positive plate. How long does it take for the proton to reach the negative plate? Express your answer with the appropriate units.
- IP A parallel-plate capacitor has plates with an area of 1.1×10-2 m² and a separation of 0.83 mm. The space between the plates is filled with a dielectric whose dielectric constant is 1.9. ▾ Part A What is the potential difference between the plates when the charge on the capacitor plates is 4.0 μC ? Express your answer using two significant figures. 15. ΑΣΦ V= Submit ▾ Part B O Increase O Decrease Will your answer to part A increase, decrease, or stay the same if the dielectric constant is increased? O Stay the same Submit Request Answer Part D Part C Complete previous part(s) V= Request Answer Submit B ? Calculate the potential difference for the case where the dielectric constant is 4.1. Express your answer using two significant figures. VE| ΑΣΦ Request Answer V ? VWhat potential difference is needed to accelerate an electron from rest to a speed of 1.2x106 m/s? Express your answer to two significant figures and include the appropriate units. μÅ AV= Value Submit Request Answer Ć Units ?Only Part C