Answer
$9.4\times 10^7\frac{m}{s}$
Work Step by Step
We know that
$v=\sqrt{\frac{2e\Delta V}{m}}$
We plug in the known values to obtain:
$v=\sqrt{\frac{2(1.6\times 10^{-19})(25,000)}{9.11\times 10^{-31}}}=9.4\times 10^7\frac{m}{s}$
Physics Technology Update (4th Edition)
by Walker, James S.
Published by
Pearson
ISBN 10:
0-32190-308-0
ISBN 13:
978-0-32190-308-2
Chapter 20 - Electric Potential and Electric Potential Energy - Problems and Conceptual Exercises - Page 718: 19
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