54 0 A positron (charge +e, mass equal to the electron mass) is moving at 1.0 x 107 m/s in the posi- V. tive direction of an x axis when, at V (V) x = 0, it encounters an electric field directed along thex axis. The electric potential V associated with the field is given in Fig. 24-57. The scale of the 0 vertical axis is set by V, 500.0 V. (a) Does the positron emerge from the field at x = 0 (which means its motion is reversed) or at x = 0.50 m (which means its motion is not reversed)? (b) What is its speed when it emerges? x (cm) 20 50 Figure 24-57 Problem 54.

54 0 A positron (charge +e, mass equal to the electron mass) is moving at 1.0 x 107 m/s in the posi- V. tive direction of an x axis when, at V (V) x = 0, it encounters an electric field directed along thex axis. The electric potential V associated with the field is given in Fig. 24-57. The scale of the 0 vertical axis is set by V, 500.0 V. (a) Does the positron emerge from the field at x = 0 (which means its motion is reversed) or at x = 0.50 m (which means its motion is not reversed)? (b) What is its speed when it emerges? x (cm) 20 50 Figure 24-57 Problem 54.

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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