A dust particle of charge, q, and mass, m, is initially at rest in a uniform electric field with strength of magnitude, E. If the dust particle is then allowed to move freely, how long will it take for the particle to travel a distance, d, in a straight line? (Ignore gravity) a. (md/2qE)1/2 b. (2qEd/m)1/2 c. (qE/2md)1/2 d. (md/qE)1/2 e. (2md/qE)1/2
A dust particle of charge, q, and mass, m, is initially at rest in a uniform electric field with strength of magnitude, E. If the dust particle is then allowed to move freely, how long will it take for the particle to travel a distance, d, in a straight line? (Ignore gravity) a. (md/2qE)1/2 b. (2qEd/m)1/2 c. (qE/2md)1/2 d. (md/qE)1/2 e. (2md/qE)1/2
Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter22: Electric Fields
Section: Chapter Questions
Problem 47AP
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A dust particle of charge, q, and mass, m, is initially at rest in a uniform electric field with strength of magnitude, E. If the dust particle is then allowed to move freely, how long will it take for the particle to travel a distance, d, in a straight line? (Ignore gravity)
a.
(md/2qE)1/2
b.
(2qEd/m)1/2
c.
(qE/2md)1/2
d.
(md/qE)1/2
e.
(2md/qE)1/2
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