Large electric fields in cell membranes cause ions tomove through the cell wall. The field strength in atypical membrane is 1.0 × 107 N/C.Part AWhat is the magnitude of the force on a calcium ion with charge +e?Express your answer in newtons.F =1 ΑΣΦSubmitRequest AnswerProvide Feedback?N

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College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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A small positively charged plastic ball of mass m and charge q is suspended by a massless string of length L in a uniform electrical field E as shown in the attached image. The ball is in equilibrium when the string makes an angle of θ with the vertical. Note that the ball is under the influence of both the electric field E and the earth's gravitational force g. a. Write an equation for the horizontal electrical force acting on the ball in terms of the relevant variables provided above b. Write an equation for the tension T in the string, using any or all of the relevant variables provided above and/or any relevant constants (g, G, k). Include a sentence explaining the reasoning behind your equation (there are two possible ways to set up this equation).
A downward electric force of 2.4 N is exerted on a -7.0 μC charge. Part A Find the magnitude of the electric field at the position of this charge. Express your answer to two significant figures and include the appropriate units. HÁ ? E = Value Units Submit Request Answer Part B What is the direction of the electric field at the position of this charge? upward downward Submit Request Answer
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A small glass bead has been charged to +20.0 nC. A small metal ball bearing 3.00 cm above the bead feels a 1.10x10-2 N downward electric force. Part A What is the charge on the ball bearing? Express your answer with the appropriate units. ► View Available Hint(s) 92 = Submit μА Value Provide Feedback Units ?
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Pls help me with the following question pls and make sure 100 % of your answer is correct A charge q1�1 = 5.00 nCnC is placed at the origin of an xy��-coordinate system, and a charge q2�2 = -3.00 nCnC is placed on the positive x� axis at x=�= 4.00 cm Part A If a third charge q3�3 = 5.00 nCnC is now placed at the point x=�= 4.00 cm , y=�= 3.00 cmcm find the x� component of the total force exerted on this charge by the other two charges. Express your answer in newtons. ( I got this right, which was -> 7.19 x 10^-5 N) Part B Find the y� component of the total force exerted on this charge by the other two charges. Express your answer in newtons. ( I got this one wrong like the rest, here I got -> -14.624 x 10^-5N)Pls help me explain what could be wrong Part C Find the magnitude of this force. Express your answer in newtons.( I got this answer and it was wrong-> 16.30 x 10^-5N) Part D Find the direction of this force. Express your answer in degrees. (I got this…
part c please
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A proton is placed in a uniform electric field of 2650 N/C. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Electron in a uniform field. Part B Calculate the proton's acceleration. Express your answer in meters per second squared. a = 2.5x10¹1 m/s² Submit Correct F a = Part C V = Previous Answers m 4.24×10-16 N 1.67×10-27 kg Calculate the proton's speed after 1.40 us in the field, assuming it starts from rest. Express your answer in meters per second. Π ΑΣΦ 4167.55 105 2.54 × 10¹¹ m/s² ● Submit Previous Answers Request Answer ? m/s
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I do not know how to solve the attached phyiscs question.

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