An electron is accelerated through a uniform electric field of strength, E= 20 [N/C]. Determine the speed after the the electron travels 0.5 m from rest.

E=F/Q. F= 20*(1.6910^-19)=3.3810^-18NF=ma m=9.1110-31 kgTherefore, a = 3.71 * 10^12 m/s^2Since v^2= u^2 + 2as and s= 0.5m,Then v=1.9310^6 m/s

LF
Answered by Luke F. Physics tutor

2461 Views

See similar Physics A Level tutors

Related Physics A Level answers

All answers ▸

Explain why excited atoms only emit certain frequencies of radiation after an electron collides with the atom


A roller coaster has a loop, r = 20m, how fast should it travel so that riders don't fall out?


What is the difference between a vector and a scalar quantity?


What is the Quark structure, Baryon number, and antiparticle of a kaon, K+, which has a strangeness of 1.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning