The main equation we are using to measure the e/m ratio is: e 2V m p2 B? If the anode voltage V is increased by 4 times and the magnetic field was kept constant, the electron beam's deflection radius will be halved no change doubled quadrupled

The main equation we are using to measure the e/m ratio is: e 2V m p2 B? If the anode voltage V is increased by 4 times and the magnetic field was kept constant, the electron beam's deflection radius will be halved no change doubled quadrupled

Modern Physics

3rd Edition

ISBN:9781111794378

Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Publisher:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Chapter9: Atomic Structure

Section: Chapter Questions

Problem 11Q

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Question

The main equation we are using to measure the e/m ratio is:
e
2V
m
p2 B?
If the anode voltage V is increased by 4 times and the magnetic field was kept constant, the
electron beam's deflection radius will be
halved
no change
doubled
O quadrupled

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