CHAP04 - 1.2 = 15.85. 33. 100,000 bits / 5 Kbps = 20 s 35....

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
1 CHAPTER 4 Transmission Media Multiple-Choice Questions 1. a 3. c 5. a 7. b 9. a 11. d 13. d 15. a 17. b 19. d 21. b 23. b 25. b Exercises 27. 22,287.83 miles / 186,000 miles per second = 0.120 s = 120 ms 29. dB = 10 log 10 (90 / 100) = –0.46 dB 31. The total gain is 3 × 4 = 12 dB. The signal is amplified by a factor 10
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 1.2 = 15.85. 33. 100,000 bits / 5 Kbps = 20 s 35. 480 s 300,000 km/s = 144,000,000 km 37. 1 m 5 = 5 m 39. 4,000 log 2 (1 + 10 / 0.005) = 43,866 bps 2 CHAPTER 4 TRANSMISSION MEDIA...
View Full Document

This note was uploaded on 01/07/2012 for the course CIS 067A taught by Professor Behrouzforouzan during the Fall '11 term at DeAnza College.

Page1 / 2

CHAP04 - 1.2 = 15.85. 33. 100,000 bits / 5 Kbps = 20 s 35....

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online