Question
a.
25 Ω
b.
50 Ω
c.
225 Ω
d.
250 Ω
Posted under Electronics and Communication Engineering
Interact with the Community - Share Your Thoughts
Uncertain About the Answer? Seek Clarification Here.
Understand the Explanation? Include it Here.
Q. A 75 ohm line is first short terminated and minima locations are noted. Then the short is replaced by resistive load and minima location are again noted. If minima location are not...
Similar Questions
Explore Relevant Multiple Choice Questions (MCQs)
Q. The word 'LORAN' means
View solution
Q. The duty cycle of a radar transmitter is equal to
View solution
Q. In a klystron amplifier the bunching effect
View solution
Q. Which of the following modes of transmission will not be supported by a rectangular waveguide?
View solution
Q. In a circular waveguide with radius r, the dominant mode is
View solution
Q. If 'a' is the width of rectangular wave guide and 'λ' is the wave length, then
View solution
Q. A parametric amplifier uses
View solution
Q. Assertion (A): Impatt diode can be used in both amplifiers and oscillators.
Reason (R): Impatt diode has a low resistance.
View solution
Q. Which one of the following can be used for amplification of microwave energy?
View solution
Q. At frequencies of 10 MHz and higher the impedance represented by ground is primarity
View solution
Q. A disadvantage of microstrip line as the connections of compared to strip line is that former
View solution
Q. As frequency increases, the transmission efficiency
View solution
Q. A circular polarizer converts a linearly polarized wave into a circularly polarised wave.
View solution
Q. If D is diameter of circular waveguide the cutoff wave-length for TE₁₁ mode is equal to
View solution
Q. The external magnetic field in a magnetron is such that lines are
View solution
Q. Varactor diodes use
View solution
Q. A circular waveguide carries TE₁₁ mode whole radial electric field is given by
Er = E₀j₁(r) sin Φ V/m
where r is radial distance in cm from the axis
The cut off wavelength is
View solution
Q. The domain mode in rectangular waveguide is
View solution
Q. The reverse voltage applied to a varactor diode
View solution
Q. To ensure that only dominant mode TE₁₀ is allowed to propagate in an air filled rectangular waveguide, the lower frequency limit and upper frequency limit are
View solution
Recommended Subjects
Are you eager to expand your knowledge beyond Electronics and Communication Engineering? We've handpicked a range of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!