Q1 .  Q1. (a) Write notes on the Series type Ohmmeters \n (b) Write notes on the Shunt type Ohmmeters.

Q2 .  Q2. (a) Explain the working of a basic DC voltmeter. How can its range be extended? \n (b) Calculate the value of multiplier resistance on the 50V range of a dc voltmeter that uses a 200µA meter movement with an internal resistance of 100ῼ.

Q3 .  Q3. Explain the measurement of the following parameters in a circuit using a multimeter \n a) Voltage \n b) Current \n c) Resistance

Q4 .  Q4. (a) What are the dynamic characteristics of measurement systems? Explain. \n (b) Draw the Thermocouple type RF ammeter and explain its operation.

Q5 .  Q5. (a) What is a Spectrum Analyzer? Discuss in detail its working principle with a neat block diagram. \n (b) What are the applications of Spectrum Analyzer?

Q6 .  Q6. (a) Explain the operation of function generator with a neat block diagram. \n (b) Describe briefly about Total harmonic distortion.

Q7 .  Q7. (a) Define waveform analyzer and explain in detail about frequency selective type wave analyzer with block diagram. \n (b) Discuss the frequency range of different types of signal analyzers.

Q8 .  Q8. (a) Draw and explain the block diagram of vertical amplifier used in oscilloscopes. \n (b) Describe in detail the Lissajous method of frequency measurement.

Q9 .  Q9. (a) Explain the working of the Dual Trace Oscilloscope with neat block diagram \n (b) Draw the block diagram of a simple CRO and describe its parts.

Q10 .  Q10. (a) Develop an expression for deflection D in CRO, which is the deflection of the electron beam. \n (b) With block diagram and various waveforms at each block, explain the operation of sampling oscilloscope

Q11 .  Q11. (a) What are the various errors and precautions to be taken while using bridges? \n (b) Explain briefly the working of Schering bridge.

Q12 .  Q12. (a) What resistance range must resistor R3 have in order to measure unknown resistor in the range 1-100Kῼ using a Wheatstone bridge. Given R1 = 1K and R2 = 10K. \n (b) Draw the Wien Bridge and derive the expression for the frequency of excitati

Q13 .  Q13. (a) A 1000 Hz bridge has the following constants: Arm AB: R = 1 k in parallel with C = 0.25 μF Arm BC: R = 1 k in series with C = 0.25 μF Arm CB: L = 50 mH in series with R = 200 Arm DA: Unknown Find the constants of arm DA to balance the br

Q14 .  Q14. (a) Discuss briefly the working of Resistance thermometer. \n (b) Explain the working of LVDT in detail.

Q15 .  Q15. (a) Discuss the principle of operation of i) Thermistors ii) Sensistors. \n (b) Explain the working principle of Piezo electric transducer in detail.

Q16 .  Q16. (a) Explain in detail the measurement of a) Proximity. b) Speed. \n (b) Explain the measurement procedure of the following parameters with suitable figures. i) Pressure ii) Displacement.

Q17 .  Q17. (a) Explain in detail about Data Acquisition Systems. \n (b) Describe in detail the measurement of i) Force ii) Velocity

Q18 .  Q18. (a) With neat sketch explain the measurements of humidity and moisture. \n (b) Explain the measurement of force using photoelectric Transducer.

Q19 .  Q19. (a) Briefly explain the working principles and measurement of force. \n (b) Explain the working of a Multi channel DAS with block diagram.

Q20 .  Q20. (a) Write notes on the following Bridges: i) Wien Bridge ii) Anderson Bridge \n (b) Draw and explain the working of a Wheatstone bridge in detail.