roblem 24a (part a), what would the velocity of the electron (in units of 107 m/s) be if the electron were accelerated by a voltage difference of 887 V? 5 sig figs

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For problem 24a (part a), what would the velocity of the electron (in units of 107 m/s) be if the electron were accelerated by a voltage difference of 887 V? 5 sig figs
•24 An electron is accelerated from rest by a potential differ-
ence of 350 V. It then enters a uniform magnetic field of magni-
tude 200 mT with its velocity perpendicular to the field. Calculate
(a) the speed of the electron and (b) the radius of its path in the
magnetic field.
Transcribed Image Text:•24 An electron is accelerated from rest by a potential differ- ence of 350 V. It then enters a uniform magnetic field of magni- tude 200 mT with its velocity perpendicular to the field. Calculate (a) the speed of the electron and (b) the radius of its path in the magnetic field.
QUESTION 4
For problem 28.24a (part a), what would the
velocity of the electron (in units of 107 m/s) be
if the electron were accelerated by a voltage
difference of 887 V? 5 sig figs
Transcribed Image Text:QUESTION 4 For problem 28.24a (part a), what would the velocity of the electron (in units of 107 m/s) be if the electron were accelerated by a voltage difference of 887 V? 5 sig figs
Expert Solution
Step 1

Given: The potential difference is 887 V. 

To determine: The velocity of electron

The mass of electron is 9.11×10-31 kg.

The charge of electron is 1.6×10-19 C

The kinetic energy is 

K=12mv2

The energy is equal o product of charge and potential energy, eV

The energy is conserved, so 

12mv2=eV

where e is the charge on electron and V is the potential difference

 

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