CHAPTER 9 Signal Transmission and Conversion End of Chapter Review Questions

1. What equipment may need to be used when sending information between two or more devices? Page Reference: 165

• A. Information processor
• B. Information converter
• C. Signal processor
• D. Signal converter

2. Which of the following convert energy from one form to another? Page Reference: 165

• A. Conversions
• B. Transmitters
• C. Transducers
• D. Processors

3. What is the function of a transmitter? Page Reference: 165

• A. Converting energy from one form to another
• B. Protecting signal integrity
• C. Encoding information for transmission mediums
• D. Converting signals from one format to another

4. Which of the following is used to collect data in electrical transmission? Page Reference: 165

• A. Signal
• B. Sensor
• C. Transmitter
• D. Conductor

5. How can signal noise be prevented? Page Reference: 166

• A. By utilizing sensors
• B. By avoiding RFI and EMI
• C. With the use of transducers
• D. Through proper grounding and shielding

6. Which of the following describes cable and wire insulation that prevents the insulated wire current from contacting other conductors? Page Reference: 167

• A. Dielectric
• B. Radio frequency interference
• C. Transducers
• D. Transmitters

7. Which of the following is one of the greatest enemies of signal transmission? Page Reference: 168

• A. Water
• B. Cold
• C. Noise
• D. Heat

8. Which of the following are used in mechanical transmissions? Page Reference: 169

• A. Levers
• B. Binary signals
• C. Compressed gases
• D. Light frequency

9. Which of the following is involved in pneumatic transmissions? Page Reference: 169

• A. Compressed gas
• B. Binary signals
• C. Light frequency
• D. Torque tubes

10. What transmission type uses binary signals? Page Reference: 169

• A. Optical
• B. Digital
• C. Mechanical
• D. Pneumatic