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Electronics and Communication Engineering - Microwave Communication - Discussion

Discussion Forum : Microwave Communication - Section 2 (Q.No. 49)
Microwave Communication
49.
In a vacuum tube, the transit time of electron between cathode and anode is important at
low frequencies
high frequencies
both (a) and (b)
frequencies which are neither very low nor very high
Answer: Option
Explanation:

At high frequencies transit time is large as compared to the period of microwave signal.

Discussion:
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