Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
12th Edition
ISBN: 9781259587399
Author: Eugene Hecht
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 24, Problem 21SP
Compute the force on each of two electrons when they are separated in vacuum by a distance corresponding to the approximate size of an atom (0.100 nm).
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
The electrodes of a two-electrode lamp (diode) are filament-shapedradius R1 = 0.1 mm (cathode) and a cylinder coaxial with it with radius R2 = 2 mm (anode). Voltage U = 100 V is applied to the electrodes.Find the force F that the electron will experience when it is at a point 1 mm from the cathode axis.
Two plane parallel plates A and B situated in a vacuum at a distance of 3 cm. An
electron starts from rest at the negative plate and reaches the half-way between plates
after 4.8 x 10-9 s. Calculate
(i) the impact velocity.
(ii) the time the electron takes to reach a speed of 7.5 x 106 m/s.
(iii) the position of the electron after 3.6 x 10-9 s.
Two Plutonium atoms (atomic mass =
244) both gain 2 electrons each.
Draw a FBD and calculate the net force (consider both Fg and FQ) between
these two Pu ions which are 1.0 nm apart.
Chapter 24 Solutions
Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
Ch. 24 - 24.17 [I] Imagine two separated tiny interacting...Ch. 24 - 24.18 [I] Imagine two separated tiny interacting...Ch. 24 - 24.19 [I] What is the electrostatic force acting...Ch. 24 - 24.20 [I] What should be the separation in vacuum...Ch. 24 - 24.21 [I] Compute the force on each of two...Ch. 24 - Prob. 22SPCh. 24 - 24.23 [I] Two very small charges, each of , are...Ch. 24 - 24. How many electrons are contained in 1.0 C of...Ch. 24 - 25. If two equal point charges, each of 1 C, were...Ch. 24 - 26. Determine the force between two free electrons...
Ch. 24 - 27. What is the force of repulsion between two...Ch. 24 - 28. Two equally charged small balls are 3 cm apart...Ch. 24 - 24.29 [II] Three point charges are placed at the...Ch. 24 - 24.30 [II] Four equal point charges of are placed...Ch. 24 - 24.31 [II] Four equal-magnitude point charges are...Ch. 24 - 24.32 [II] Charges of +2.0, +3.0, and are placed...Ch. 24 - 24.33 [II] One charge of is placed in air at...Ch. 24 - 24.34 [II] Two identical tiny metal balls carry...Ch. 24 - 24.35 [II] A charge of +6.0 experiences a force...Ch. 24 - 24.36 [I] A point charge of is placed at the...Ch. 24 - 24.37 [I] Determine the magnitude of the electric...Ch. 24 - 24.38 [I] A small conducting sphere carries a...Ch. 24 - 24.39 [I] Calculate the magnitude and direction of...Ch. 24 - 24.40 [I] Two +400-nC point charges are in vacuum...Ch. 24 - 24.41 [I] Two point charges, one +400.0 nC and the...Ch. 24 - 24.42 [III] Four equal-magnitude (4.0 ) charges in...Ch. 24 - 24.43 [II] A 0.200-g ball in air hangs from a...Ch. 24 - 24.44 [II] Determine the acceleration of a proton ...Ch. 24 - 24.45 [II] A small, 0.60-g ball in air carries a...Ch. 24 - 24.46 [III] The tiny sphere at the end of the...Ch. 24 - 24.47 [III] An electron is projected out along...Ch. 24 - 24.48 [III] A particle of mass m and charge −e...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- Two small aluminum spheres, each having a mass of 0.0150 kg, are separated by 60.0 cm. (a) How many electrons does each sphere contain? (The atomic mass of aluminum is 26.982 g/mol, and its atomic number is 13.) (b) How many electrons would have to be removed from one sphere and added to the other to cause an attractive force between the spheres of magnitude 1.00 x 10 N (roughly one ton)? Assume that the spheres may be treated as point charges. (c) What fraction of all the electrons in each sphere does this represent?arrow_forwardThe surfaces of a lipid bi-layer forming the membrane around a cell with a radius of 1.2 µm has a residual charge qr = 9x10-15 C on outside of the bi-layer, and the same amount of negative charge on the inside. What is the force in pN (×10-12 N) on a singly-charged positive ion (q =1.6 x10-19 C) located on the outer surface of this membrane? Hint: Use F = q E = q (o/e) with o = qr/A = qr/ (4Tt r²) and ɛ, = 8.85 x 10-12 F-m-1. Answer: 8.99180 Farrow_forwardWhat is the magnitude of the electric force between two electrons separated by adistance of 0.10 nm (approximately the diameter of an atom)?arrow_forward
- According to Coulomb's Law, the attractive force between two electric charges of magnitude q1 and q2 separated by a distance r is kq1q2/r2 (k is a constant). Let F be the net force on a charged particle P of charge Q coulombs located d centimeters above the center of a circular disk of radius R, with a uniform charge distribution of density p coulombs per square meter (as shoown). By symmetry, Facts in the vertical direction. (a) Let R be a small polar rectangle of size Δr x Δθ ocated at distance r. Show that R exerts a force on P whose vertical component isarrow_forwardA carbon atom's nucleus and its electrons become separated by 20nm. What is the magnitude of the force the nucleus feels towards the electrons in N?arrow_forwardprovides some pertinent background for this problem. Suppose a single electron orbits about a nucleus containing two protons (+2e), as would be the case for a helium atom from which one of the naturally occurring electrons is removed. The radius of the orbit is 3.09 × 10-11 m. Determine the magnitude of the electron's centripetal acceleration.arrow_forward
- The plane z = 0 marks the boundary between free space (z 0 side) with a relative permittivity of e, =35. The electric field intensity next to the interface in free space is Ē = –10£ + 25ŷ + 92 V/m. Determine the electric field intensity on the other side of the interface.arrow_forward(a) Two protons in a molecule are 4.40 × 10 -10 m apart. Find the electric force exerted by one proton on the other. magnitude What is the equation for the electrical force acting between two charged objects? N direction repulsive (b) State how the magnitude of this force compares with the magnitude of the gravitational force exerted by one proton on the other. Fe %D F. What is the mass of a proton? (c) What must be a particle's charge-to-mass ratio if the magnitude of the gravitational force between two of these particles is equal to the magnitude of electric force between them? С/kgarrow_forwardIn a conductor, one or more electrons from each atom are free to roam throughout the volume of the conductor. Does this contradict the statement that any excess charge on a solid conductor must reside on its surface? Why or why not?arrow_forward
- An object of mass 5 × 10-6 g is placed over a thin positively charged sheet of surface density of charge σ = 4.0 × 10-6C/m2 (figure shown below). Estimate the charge that should be given to this object so that upon release it will not fall down. Calculate the number of electrons that is to be removed to give this charge. How much mass loss is caused by this removal of electrons?arrow_forwardIn a simple model of the hydrogen atom, the electron moves in a circular orbit of radius rB = 0.053 nm around a stationary proton. (a) Ignoring the gravitational attraction between the electron and the proton, how many revolutions per second does the electron make? (b) Which force is larger, the electric force the proton exerts on the electron or the gravitational force the proton exerts on the electron? By how much?arrow_forwardSuppose a capacitor consists of two coaxial thin cylindrical conductors. The inner cylinder of radius ra has a charge of +Q, while the outer cylinder of radius rb has charge -Q. The electric field E at a radial distance r from the central axis is given by the function: E = αe-r/a0 + β/r + b0 where alpha (α), beta (β), a0 and b0 are constants. Find an expression for its capacitance. First, let us derive the potential difference Vab between the two conductors. The potential difference is related to the electric field by:arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Electric Fields: Crash Course Physics #26; Author: CrashCourse;https://www.youtube.com/watch?v=mdulzEfQXDE;License: Standard YouTube License, CC-BY