Question

A uniform electric field of magnitude 449 N/C pointing in the positive x-direction acts on an electron, which is initially at rest. The electron has moved 3.00 cm. (a) What is the work done by the field on the electron? ___ J (b) What is the change in potential energy associated with the electron? _J (c) What is the velocity of the electron? magnitude: _ m/s direction _______

Name: a uniform electric field of magnitude 449 nc pointing in the positive x direction acts on an electron which is initially at rest the electron has moved 300 cm a what is the work done by the 20219
Uploaded: 2023-08-04T13:41:02-08:00
Duration: 2 min 27 s
Channel: Sri K
Description: a uniform electric field of magnitude 449 nc pointing in the positive x direction acts on an electron which is initially at rest the electron has moved 300 cm a what is the work done by the 20219

          A uniform electric field of magnitude 449 N/C pointing in the
positive x-direction acts on an electron, which is initially at
rest. The electron has moved 3.00 cm.
(a) What is the work done by the field on the
electron? 
_______ J
 (b) What is the change in potential energy associated with
the electron?
_________J
(c) What is the velocity of the electron?
magnitude: _______ m/s
direction _________

Added by Laura V.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Sri K

08/04/2023

Step 1

In this case, the force and displacement are in the same direction, so theta = 0. The force on the electron is given by: F = q*E where q is the charge of the electron and E is the magnitude of the electric field. Substituting the given values, we get: F = -1.6 Show more…

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A uniform electric field of magnitude 449 N/C pointing in the positive x-direction acts on an electron, which is initially at rest. The electron has moved 3.00 cm. (a) What is the work done by the field on the electron? _______ J (b) What is the change in potential energy associated with the electron? _________J (c) What is the velocity of the electron? magnitude: _______ m/s direction _________