In the figure , the output y(t) will be

More Questions from Communication Systems

• When it is desired to match a transmission line with its load across a range of frequencies, which technique is generally most effective?
• If an FM signal with modulation index mf is passed through a frequency tripler circuit, what will be the new modulation index of the output signal?
• In acoustics and sound system design, can direct sound waves and reflected sound waves interfere with each other and affect the listener’s experience?
• In the standing wave pattern formed on a transmission line due to impedance mismatch, how are the positions of voltage nodes and current antinodes, as well as current nodes and voltage antinodes, related?
• For reducing or attenuating high-frequency components in an electrical circuit, which type of component should be used?
• Which of the following methods is considered an indirect way of generating Frequency Modulation (FM)?
• Assertion (A): Free space does not interfere with normal radiation and propagation of radio waves Reason (R): Free space has no magnetic or gravitational fields.
• If the frequency of a wave is 20 Hz, what will be its time period in seconds?
• In electronics, a push–pull amplifier is primarily classified as which type of amplifier?
• Radio broadcasts for public transmission are generally transmitted using which modulation technique?

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