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.
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter19: Electric Forces And Electric Fields
Section: Chapter Questions
Problem 31P
Related questions
Question
![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.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3a3e5020-986a-40ff-a34b-1486459b2768%2Fb778d17f-3b1c-41bd-a074-0f68b6e5c83a%2F2w0q2ul.jpeg&w=3840&q=75)
Transcribed Image Text: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.
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