Biophysics and Cathode Ray Tubes Quiz

To determine the amplitude, periodic time, and frequency of given waves (correct)

To create a vacuum for studying electron behavior

To emit a beam of electrons for visual observation

To measure the pressure of the gas inside the tube

760 mmHg

0.01 mmHg (correct)

0.1 mmHg

1 atm

By applying a high voltage to the screen

A beam of electrons controlled and focused by the electron gun (correct)

By heating the fluorescent material with a laser

By exposing the screen to ultraviolet light

<p>Kind of the coating (fluorescent material) and the energy of the falling electrons</p> Signup and view all the answers

<p>To deflect the beam of electrons</p> Signup and view all the answers