(7%) Problem 1: A cell phone battery uses chemistry to create a charge separation between the terminals (anode and cathode). Such a battery is listed as having a capacity of Q = 4.5E-08 C. Randomized Variables Q = 4.5E-08 C A 33% Part (a) How many free electrons does the battery contain, N? Grade Summary Deductions Potential N = 0% 100% sin() cos() tan() 7 8 9 НОМЕ Submissions Attempts remaining: 10 (0% per attempt) detailed view cotan() asin() acos() E AAL 4 6 atan() acotan() sinh() 1 3 cosh() tanh() cotanh() Radians END O Degrees VO BACKSPACE DEL CLEAR Submit Hint Feedback I give up! Hints: 0% deduction per hint. Hints remaining: 2 Feedback: 0% deduction per feedback. O A 33% Part (b) If there are 1.0 million electrons moving through the phone every second how long will the battery last in seconds? A 33% Part (c) Current, I, is given in amps which are coulombs per second. What is the current passing through the phone? All content © 2022 Expert TA, LLC

(7%) Problem 1: A cell phone battery uses chemistry to create a charge separation between the terminals (anode and cathode). Such a battery is listed as having a capacity of Q = 4.5E-08 C. Randomized Variables Q = 4.5E-08 C A 33% Part (a) How many free electrons does the battery contain, N? Grade Summary Deductions Potential N = 0% 100% sin() cos() tan() 7 8 9 НОМЕ Submissions Attempts remaining: 10 (0% per attempt) detailed view cotan() asin() acos() E AAL 4 6 atan() acotan() sinh() 1 3 cosh() tanh() cotanh() Radians END O Degrees VO BACKSPACE DEL CLEAR Submit Hint Feedback I give up! Hints: 0% deduction per hint. Hints remaining: 2 Feedback: 0% deduction per feedback. O A 33% Part (b) If there are 1.0 million electrons moving through the phone every second how long will the battery last in seconds? A 33% Part (c) Current, I, is given in amps which are coulombs per second. What is the current passing through the phone? All content © 2022 Expert TA, LLC

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter7: Electric Potential

Section: Chapter Questions

Problem 75P: The probability of fusion occurring is greatly enhanced when appropriate nuclei are brought close...

See similar textbooks

Similar questions

i provided a solution for the same problem but while using 5.26 T instead of 5.37 T. In the solution provided it gives the answer in eV but for my question, i need the answer to be in micro electron Volt (μeV).
given oil density 900kg/m^3 fe=fg distance between capacitor plates d= 3.0 mm triangleV between plates= 16.5 v dropplet radious is 550nm in m is 5.5e-7 find charge on droplet q, number of electrons q/e, rounded # of electrons n & percent error charge q=mg/E , e=-1.60*10^-19c, %error-=|q/e-n|/n *100
How much work is needed to carry an electron from the positive terminal to the negative terminal of a 9.0-V battery. (e = 1.60 × 10-19 C , melectron = 9.11 × 10-31 kg) Group of answer choices 17 × 10-19 J 14.4 × 10-19 J/C 14.4 × 10-19 J 9.0 J 1.6 × 10-19 J
How much work is needed to carry an electron from the positive terminal to the negative terminal of a 9.0-V battery. (e = 1.60 × 10-19 C , melectron = 9.11 × 10-31 kg) *my incorrect answer was: 14.4 × 10-19 J/C
What is the charge of q if location A is 2.40 m from the charge, location B is 4.5m away from the charge, and Vb-Va=45V?
A 1.9µE capositor ared a 6.0µE capositor are connected in parallel across a 240V potential difference. Calculate the total energy in Joules stored in the capasitors Needs Complete typed solution with 100 % accuracy.
How many electrons have to be moved by a car battery containing 7.20×105 J at 12 V to reduce the energy by 1%?
What potential difference is needed to give a helium nucleus (Q=3.2×10−19CQ=3.2×10^-19C) 124 keV of kinetic energy? Express your answer using two significant figures.
If the radius of a calcium ion is 0.19 nm, how much energy does it take to singly ionize it? Give your answer in electron-volts (eV) with precision 0.1 eV. Give your answer to 2 significant digits.
Solar wind is a flow of heavily charged ions emanating from the Sun’s corona. Spectroscopic analysis suggests it contains a density of approximately 5.0 electrons per cubic centimeter (cm3). Given that the elementary charge ? ≈ 1.6 × 10−19 ? and using the combined average of your measured values of Q, determine the charge density of a cubic meter (m3) of solar wind sample as a function of Q
Find τ, μ for copper, given that p = 1.55 × 10 1e-8 n-m and the number of electrons for copper n = 2.54 × 1e27 electron / m³
The probability of fusion occurring is greatly enhanced when appropriate nuclei are brought close together, but mutual Coulomb repulsion must be overcome. This can be done using the kinetic energy of high- temperature gas ions or by accelerating the nuclei toward one another. (a) Calculate the potential energy of two singly charged nuclei separated by 1.001012. (b) At what temperature will atoms of a gas have an average kinetic energy equal to this needed electrical potential energy?