vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv1. Discuss the following characteristics of measuring devices: a) accuracy b) precision c)threshold.2. Illustrate the principle of wein bridge oscillator with amplitude control3. What is logarithmic compression? How can it be used for signal conditioning of the input? 4. Discuss the arrangement of a instrumentation amplifier having continuously adjustable gain. 5. Enumerate a circuit which works o the principle of voltage sensitive reset switch , discharging the charged capacitor at constant rate to generate sawtooth waveform6. Discuss the operation of multi-channel DAS using digital multiplexing 7. What is calibration? Discuss the three categories of accepted standards. 8. Enumerate the use of a differentiator for signal conditioning. 9. With a neat circuit diagram discuss the principle of successive approximation type of A/D conversion technique. \10. What are the different pulse code formats? Illustrate each of them using waveforms. 11. With neat block diagram ad waveforms discuss NRZ-M method of recording.\\12. With a eat block diagram explain the operation of an electronic counter. 13. Illustrate using a neat waveform phase modulation technique for digital data transmission 14. What is digital multiplexing ad zero suppression? What are its advantages? 15. With a eat schematic diagram discuss frequency response analyzer 16. What is a telemetry system? Discuss telemetry system using time division multiplexing.17. Discuss the format ad configuration of an LED 18. Enumerate the operation of a pulse generators 19. With a neat diagram discuss peizo balance for particle mass concentration sensing 20. Enumerate with the help of a diagram the use of magnetic levitation systems for water conveyors21. Discuss the operation of MEMS accelerometer using variable capacitor displacement sensing 22. With a neat diagram discuss the operation of scanning probe microscopes