At a frequency equal to cutoff frequency in a rectangular wave guide
Options
A. the flow of electromagnetic energy is zero
B. the flow of electromagnetic energy is infinite
C. the flow of electromagnetic energy is 50% of maximum
D. the flow of electromagnetic energy is 10% of maximum
Correct Answer
the flow of electromagnetic energy is infinite
More questions
1. If an amplifier with gain of - 1000 and feedback factor ? = - 0.1 had a gain change of 20% due to temperature, the change in gain of the feedback amplifier would be