ADV-UNIT-3-Nano Sensors November 28, 2023 Contents Results - #1. 1. What is the primary working principle of electrical nano sensors? Changes in light absorption Changes in light absorption Changes in electrical conductivity Changes in electrical conductivity Mechanical resonance Mechanical resonance Optical reflection Optical reflection #2. 2. Which material is commonly used in nanowire sensors for detecting changes in electrical conductivity? Gold Gold Silicon Silicon Quantum dots Quantum dots Carbon nanotubes Carbon nanotubes #3. 3. What property of quantum dots makes them valuable in optical nano sensors? Changes in electrical conductivity Changes in electrical conductivity Unique optical properties Unique optical properties Mechanical resonance Mechanical resonance Mass variations Mass variations #4. 4. How do plasmonic sensors respond to environmental changes? Changes in electrical conductivity Changes in electrical conductivity Changes in mass Changes in mass Changes in optical properties Changes in optical properties Mechanical resonance Mechanical resonance #5. 5. Which application is NOT associated with nano sensors? Biomedical sensing Biomedical sensing Environmental monitoring Environmental monitoring Cryptocurrency mining Cryptocurrency mining Industrial quality control Industrial quality control #6. 6. In nanocantilever sensors, what does the bending of the cantilever indicate? Changes in mass Changes in mass Changes in electrical conductivity Changes in electrical conductivity Changes in optical properties Changes in optical properties Mechanical resonance Mechanical resonance #7. 7. What is a common application of quantum dot sensors? Air quality monitoring Air quality monitoring Drug delivery Drug delivery Cryptocurrency mining Cryptocurrency mining Early disease detection Early disease detection #8. 8. Which type of nano sensor is sensitive to changes in surface stress? Nanowire sensors Nanowire sensors Quantum dot sensors Quantum dot sensors Plasmonic sensors Plasmonic sensors Nanocantilever sensors Nanocantilever sensors #9. 9. What is the primary focus of biomedical sensing with nano sensors? Monitoring air quality Monitoring air quality Detecting early diseases Detecting early diseases Industrial quality control Industrial quality control Tracking environmental changes Tracking environmental changes #10. 10. Which material is often used in carbon nanotube sensors for functionalization to selectively bind with certain molecules? Silicon Silicon Gold Gold Carbon nanotubes Carbon nanotubes Zinc oxide Zinc oxide #11. 11. In which field are nano sensors used for monitoring air and water quality? Cryptocurrency mining Cryptocurrency mining Environmental monitoring Environmental monitoring Biomedical sensing Biomedical sensing Security and defense Security and defense #12. 12. What is a potential application of nano sensors in security and defense? Early disease detection Early disease detection Monitoring air quality Monitoring air quality Detecting chemical and biological agents Detecting chemical and biological agents Industrial quality control Industrial quality control #13. 13. What is an essential consideration in the development of nano sensors for industrial applications? Quantum properties Quantum properties Sensitivity to light Sensitivity to light Integration into applications Integration into applications Changes in mass Changes in mass #14. 14. Which type of nano sensor is most likely to detect changes in light absorption? Nanowire sensors Nanowire sensors Quantum dot sensors Quantum dot sensors Plasmonic sensors Plasmonic sensors Nanocantilever sensors Nanocantilever sensors #15. 15. What is an important aspect of nano sensors in environmental monitoring? Resistance to changes in mass Resistance to changes in mass Selectivity to specific molecules Selectivity to specific molecules Integration into industrial processes Integration into industrial processes Sensitivity to mechanical resonance Sensitivity to mechanical resonance Finish