Determine the electric potential at the midpoint between a proton and electron that are held at rest with a distance of 861 nm between them. Then, calculate the electric field magnitude and direction at the same location. potential: V magnitude of field: N/C Direction of field: Toward the proton Toward the electron Another direction Undetermined
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- Determine the electric potential at the midpoint between two protons that are held at rest with a distance of 969 nm between them. Then, calculate the electric field magnitude and direction at the same location. potential: V magnitude of field: N/C Direction of field: Toward one of the protons Another direction UndeterminedAn electron is moved from point A to point B in a uniform electric field and gains 3.06x10- J of electrostatic potential 15 energy. Calculate the magnitude of the electrostatic potential difference between the two points.3. In the figure, three charges are arranged at the corners of a rectangle. Charge q1 is -16.0nC, charge q2 is -12.0nC, and charge q3 is +21.0nC. 3.0cm 91 92 What is the potential difference (relative to zero at infinity) at point A located half way between q2 and q3? A 4.0cm What is the potential difference (relative to zero at infinity) at point B? What is the potential difference going from point B B to point A? (Careful with sign! Changes are always final value - initial value!) Яз If the three charges are held fixed in place, what is the change in potential energy of a proton that moves from point B to point A? (Careful with sign! Changes are always final value - initial value!)
- The figure below shows the equipotential surfaces of an electric dipole in the xy-plane. The x and y scales are in units of meter. The charge on the left is positive. Each color change represents a a change in the potential of 5 V. Estimate the magnitude and direction of the electric field in units of V/m N/C at x 13.5 m, y = 13.5 m. = 24.5 22.5 20.5 18.5 16.5 14.5 12.5 10.5 8.5 6.5 4.5 2.5 0.5 0.5 2.5 4.5 6.5 8.5 10.5 12.5 14.5 16.5 18.5 20.5 22.5 24.59) A proton and an electron are maintained at a separation distance of d apart. Determine the point(s) where electric field is zero? Determine the point(s) where electric potential is zero? a. b.MY NOTES mo parallel plates having charges of equal magnitude but opposite sign are separated by 32.0 cm. Each plate has a surface charge density of 31.0 nC/m². A proton is released from rest at the positive plate. (a) Determine the magnitude of the electric field between the plates from the charge density. KN/C (b) Determine the potential difference between the plates. V (c) Determine the kinetic energy of the proton when it reaches the negative plate. J (d) Determine the speed of the proton just before it strikes the negative plate. km/s (e) Determine the acceleration of the proton. m/s2 towards the negative plate (f) Determine the force on the proton. N towards the negative plate (g) From the force, find the magnitude of the electric field. KN/C W S # 3 E D 20 R F % 5 F6 MacBook Air 6 G 7 F7 H 8 K
- When a potential difference of 132 V is applied to the plates of a parallel-plate capacitor, the plates carry a surface charge density of 20.0 nC/cm². What is the spacing between the plates? μmTwo protons are maintained at a separation of 877 nm. Calculate the electric potential due to the two particles at the midpoint between them. Then, find the magnitude and direction of the electric field there. potential: magnitude of field: The direction of field is toward one of the protons. another direction. undetermined. V N/C