My Report

Analog Communications Practice Test 5


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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1. Which of the following is an indirect way of generating frequency modulated signals?

2. Which of the following modulation is used for radio navigation?

3. In case of FM, if the modulating frequency is lowered and the modulating voltage remains constant then the amplitude of distant sidebands first increases and then decreases.

4. What is the use of Companding?

5. What is the direction of rotation of a CD?

6. How do we eliminate the ghosts in the picture?

7. What the main advantage of PCM?

8. For getting maximum undistorted transmitted power in a carrier wave, the value of modulation should be _________

9. In pulse code modulation bandwidth required is low.

10. For getting zero radiation at right angles, length of antenna should be __________


 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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