IIT JEE : Principles Of Communication QUESTIONS AND ANSWERS :: part1 : 1 to 5
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
1.A radiowave signal propagating from one point to other following the surface of Earth is called |
| sky wave |
| ultrasonic wave |
| sound wave |
| ground wave |
2.In a true WBFM, all the energy is associated with |
| Side bands |
| Carrier terms |
| Both (a) and (b) |
| None of these |
3.Out of the following which type of sampling is preferred ? |
| Non-uniform |
| Uniform |
| Linear |
| Both (b) and (c) |
4.If carrier frequency is 100 kH and modulating frequency is 5kH , then band width of AM transmission is |
| 10 |
| 20 |
| 50 |
| 80 |
5.The digital transmission is done mostly via |
| Telephone links |
| Satellite links |
| Computer to computer links |
| None of these |
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