Part A How much work does the electric field do in moving a proton from a point with a potential of +175 V to a point where it is -75 V ? Express your answer in joules. Express your answer using two significant figures. Wba = J Submit Request Answer Part B Express your answer in electron volts. Express your answer using two significant figures. nν ΑΣφ ? Wba = eV

Part A How much work does the electric field do in moving a proton from a point with a potential of +175 V to a point where it is -75 V ? Express your answer in joules. Express your answer using two significant figures. Wba = J Submit Request Answer Part B Express your answer in electron volts. Express your answer using two significant figures. nν ΑΣφ ? Wba = eV

An Introduction to Physical Science

14th Edition

ISBN:9781305079137

Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Chapter4: Work And Energy

Section4.4: Power

Problem 2PQ: Electric bills from power companies charge for so many kilowatt-hours (kWh). What are we paying for?

See similar textbooks

Similar questions

Energy of the Nucleus. How much work is needed to assemble an atomic nucleus containing three protons (such as Li) if we model it as an equilateral triangle of side 2.00 * 10-15 m with a proton at each vertex? Assume the protons started from very far away.
hi please solve this question ( 3 only. ) Please make sure you do calculations for potential. i will rate it if solved quickly. Please don't solve 1 and 2 , just the 3 one
An electron with an initial speed of 660,000 m/s is brought to rest by an electric field. Part A. Did the electron move into a region of higher potential or lower potential? Part B. What was the potential difference that stopped the electron?Express your answer with the appropriate units. Part C. What was the initial kinetic energy of the electron, in electron volts?Express your answer in electron volts.
P1. A plane parallel capacitor, whose plates are eadh of area A and separation d, is ch arged with a bat tery of E MF V. How much work is done if a large met allic slab with thickness d/3 is in serted in side the capacitor? The slab is parallel with the plates. The capacitor is connected to the battery while we move the metallic slab, so the potential of the capacitor is fixed. metal d/3 d A
For the following potential distribution, use the gradient equation to find E. V = r?sin @(V) Select one: O a. -2.p.sin@.a, - p.coso.ao O b. -2.p.sin@.a, - coso.do O C. None of these O d. -2.sino.a,- p.coso.a.
ctro on-velti saunit of measure for energy of an electric charge. lev=1.6x10- An electron is accelerated by a voltage of 2500 V between plates a and b, as shown. What is the electron's change in energy when reaching plate b if it starts from rest? What is the electron's speed when reaching plate b? 3. ए = Vab : 2500 V lection a. 4. A proton moving at 3.0 x 10 m/s is accelerated by a potential difference of 200V what is ite finel
Lned weu/ student/Assignment-Responses/submit?dep=27380743&tags=autosave#Q5 15.0 V 10.0 V 30.0 V 35.0 V 45.0 V D 20.0 V 25.0 V Find the work W.n in electron volts done by the electric force on a proton that moves from point A to point B. Similarly, find Wac Wan, and WAE: (Assume the proton starts and stops at rest. Enter your answers AB in ev.) HINT (a) W AB The work done by any conservative force can be related to the change in an associated potential energy: W = -APE. eV (b) WAC 25 X ev (c) WAD 45 x ev (d) WAr 45 Xev 2:17 PM P Type here to search (? 9/13/2021
Analyze, illustrate and answer the following problems below. Show a complete solution including the derivation of equations using the method GRESA (given, required, equation, solution and answer) in a clean paper. Express your final answer in scientific notation with 3 significant figures. For nos. 1 and 2: (1) How much work is required to move an electron from an electric potential of -30 V to 180 V? (2) What is the final speed if the electron accelerates from rest?
A) Through what potential difference does an electron have to be accelerated, starting from rest, to achieve a speed of 0.965 cc? Express your answer in volts. B) What is the kinetic energy of the electron at this speed? Express your answer in joules. Express your answer in joules. C) What is the kinetic energy of the electron at this speed? Express your answer in electronvolts. Express your answer in electronvolts.
B. Problem Solving. Solve the ff. problems by providing a solution. Round-off your answer to the nearest hundredths (with 2 decimal places). 1. A parallel-plate capacitor has square plates 3.5 cm on a side, separated by 0.50 mm. The capacitor is charged to 10 V, then disconnected from the charging power supply. (a) Calculate the capacitance of this capacitor. (b) What is the total charge on each plate?
EReview | Constants Part A The electric potential in a region of space is V =( 250 z?– 200 y2) V, where z and y are in meters. What is the strength of the electric field at (z, y) = (3.0m, 3.0m) ? Express your answer using two significant figures. E = 1900 V/m Submit Previous Answers v Correct Correct answer is shown. Your answer 1921. = 1921 V/m was either rounded differently or used a different number of significant figures than required for this part. Part B What is the direction of the electric field at (z, y) = (3.0m, 3.0m) ? Give the direction as an angle (in degrees) counterclockwise from the positive z-axis. 0 = 38.66 * counterclockwise from the positive z-axis Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining
rt A An electron moves along the trajectory of (Figure 1) from i to f. es the electric potential energy increase, decrease, or stay the same? Explain. tch the words in the left column to the appropriate blanks in the sentences on the right. Reset -2 so its absolute value positive The electric potential energy of the charges is proportional to T with increase of r As the charges have opposite signs, the potential energy of the charges has as r increases. negative sign. Thus, the potential energy decreases decreases Figure く 1of 1 positive negative increases remains the same f Submit Previous Answers Request Answer P Pearson Copyright © 2022 Pearson Education Inc. All rights reserved. Terms of Use Privacy Policy Permissions | Contact Us | 12:33 PM Ps 59°F Cloudy ^ 504 4/2/2022 II