Which of the following is characteristics of Lanthanum hexaboride gun? lower cathode temperature required longer life than a tungsten filament generate higher intensity electron beam all the above
Question
Which of the following is characteristics of Lanthanum hexaboride gun? lower cathode temperature required longer life than a tungsten filament generate higher intensity electron beam all the above
Solution
All of the above. Lanthanum hexaboride guns have the characteristics of requiring lower cathode temperature, having a longer life
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