Academic Resource
Aptitude
Data Interpretation
Verbal Reasoning
Non Verbal Reasoning
Verbal Ability
Programming
General Knowledge
Puzzle
Engineering
Computer Engineering
Electronics and Communication
Electrical Engineering
Mechanical Engineering
Civil Engineering
Biotechnology
Architecture & Planning
Online Test
Aptitude Test
Data Interpretation Test
Verbal Reasoning Test
Non Verbal Reasoning Test
Verbal Ability Test
Exams
More
Full Forms
Home
»
Microwave Engineering
»
Microwave engineering miscellaneous
» Question
Microwave engineering miscellaneous
Easy Questions
Microwave Engineering
Microwave engineering miscellaneous
The primary purpose of the helix in a travelling-wave tube is to:
Prevent the electron beam from spreading in the long tube
Reduce the axial velocity of the RF field
Ensure broadband operation
Reduce the noise figure
Correct Option:
B
NA
Previous Question
Next Question
Your comments will be displayed only after manual approval.
Post your Comment
