The potential energy of a particle in a field has the form U=ar2−br,where a and b are positive numbers, r is the distance from the centre of the field. Find the maximum possible value of the attractive force.
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The potential energy of a particle in a field has the form U=ar2−br,where a and b are positive numbers, r is the distance from the centre of the field. Find the maximum possible value of the attractive force.
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- A particle has a charge of +1.40 µC and moves from point A to point B, a distance of 0.170 m. The particle experiences a constant electric force, and its motion is along the line of action of the force. The difference between the particle's electric potential energy at A and B is EPEA- EPEB = +8.20 x 104 J. (a) Find the magnitude of the electric force that acts on the particle. (b) Find the magnitude of the electric field that the particle experiences.A point charge of 3nC with a mass of 4g is moved from x=1.0 m to x=1.5 m in an electric field of 5 N/C with the same direction as the motion of the charge. Identify the (a) amount of work done on the charge by the electric force, (b) change in potential energy of the charge, and (c) speed of the charge at x=1.5 m, assuming that it started from rest.The rectangle in the figure is 3 sidescapped by 5.0cm and 15cm, etq1 = −5μCetq2 = + 2.0μC. IfV = 0 at infinity, what is the electric potential (a) at corner A? (b) at corner B? (c) How much work does it take to move a third load q3 = +3.0 μC from point B to point A on the diagnonal of the rectangle? (d) Does this work increase or decrease the potential electrical energy of the three-load system? Is it greater than, less than or equivalent to the work required to move q3 on trajectories that are inside the rectangle but not on the diagnostic? (f) outside the rectangle? Please show formulas, thank you
- Along the x-axis, the potential is given by: V(x) = 2.16 - 0.251x - 0.137x where x is in meters, and V is in Volts. Find the acceleration if a proton as it passes through the point (0.316 m, 0), 2 in m/s. The sign of the answer will give the direction of the force.stuck here hel pleaeseTwo protons are located at (4.60, 0) m and (0, 3.80) m, respectively. Determine the following. (a) the electric potential at the origin v (b) the electric potential energy of a third proton located at the origin J
- Consider two points in an electric field. The potential at P1 is V1= -30V and the potential at P2= 150. How much work does an external force do when moving a load q= -4.7 μC, from P1 to P2?Calculate the total potential energy of four charged particles system where they are placed at the corners of the rectangle and takingą = 2µC. The sides of rectangular are given as a = 3cm and b = 6cm +9 b a b +29 +qPoint charges q1 = +2.00 C and q2 = -2.00 C are separated by 20.0 cm forming an electric dipole. The dipole is in a uniform external electric field E. The angle between E and the electric dipole moment vector p is 150 degrees. The magnitude of the torque on the dipole is 6.00 N·m. What is the electric potential energy of the dipole (in joules)?
- Hi, can anyone solve this with a detailed explanation. The electron in a hydrogen atom is initially at a distance 2.12 Å from the proton, and then moves to a distance 0.529 Å from the proton. (a) Calculate the change in the force between the proton and the electron. (b) Calculate the change in the potential energy between the proton and the electron. (c) Calculate the change in the velocity of the electron.A particle that carries a net charge of -41.8 µC 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 7.82 N/C, how much work is done by the electric field as the particle is made to move a distance of d = 0.556 m straight up? work: 1.644 x10-4 Incorrect What is the potential difference AV between the particle's initial and final positions? AV = -3.93 J V d i 25.2°Inside a particular radiation therapy device, there is a uniform electric field with a magnitude 385 N/C pointing in the positive x-direction. An electron, initially at rest, moves a distance of 3.60 cm in this field. (a) How much work (in J) does the electric field do on the electron? J (b) What is the change in potential energy (in J) of the entire system (radiation therapy device plus electron)? J (c) What is the velocity (in m/s) of the electron after it moves the 3.60 cm distance? m/s magnitude direction ---Select--- ✓