A particle (mass=4.0 g, charge=80 mC) moves in a region of space where the electric field is uniform and is given by Ex= -2.5 N/C, if the velocity of the particle at t=0 is given by vx= 120 m/s, what is the speed (in m/s) of the particle at t=2.0 s? Select one: а. 20 O b. 40 С. 30 O d. 60

A particle (mass=4.0 g, charge=80 mC) moves in a region of space where the electric field is uniform and is given by Ex= -2.5 N/C, if the velocity of the particle at t=0 is given by vx= 120 m/s, what is the speed (in m/s) of the particle at t=2.0 s? Select one: а. 20 O b. 40 С. 30 O d. 60

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter7: Electric Potential

Section: Chapter Questions

Problem 72P: The practical limit to all electric field in air is about 3.00106 N/C. Above this strength, sparking...

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Electric Charges and Fields

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Question

A particle (mass=4.0 g, charge=80 mC) moves in a
region of space where the electric field is uniform and is
given by Ex= -2.5 N/C, if the velocity of the particle at t=0
is given by vx= 120 m/s, what is the speed (in m/s) of the
particle at t=2.0 s?
Select one:
O a. 20
O b. 40
O c. 30
O d. 60

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