Electronic Instruments and Measurements - May 2015
Electronics Engineering (Semester 3)
TOTAL MARKS: 80
TOTAL TIME: 3 HOURS (1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.
1 (a) Compare Maxwell bridge and Hey bridge for measurement of inductance.(5 marks) 1 (b) Write the applications of instrument systems.(5 marks) 1 (c) Write the specifications of CRO.(5 marks) 1 (d) Explain level measurement by float type method.(5 marks) 2 (a) Discuss in detail and dynamic characteristics of instruments.(10 marks) 2 (b) Write short note on 'Data logger'.(10 marks) 3 (a) Explain the Kelvin double bridge for measurement of unknown resistance.(10 marks) 3 (b) Draw and explain the block diagram of DSO.(10 marks) 4 (a) Explain in detail classification and selection criteria of transducer.(10 marks) 4 (b) Write short note on 'Dead Weight Tester'.(10 marks) 5 (a) Draw and explain the block diagram of digital multimeter.(10 marks) 5 (b) Draw and explain the construction and working of magnetic flow meter.(10 marks)
Write short notes on:
6 (a) Monitoring instruments.(5 marks) 6 (b) Resistance temperature detector.(5 marks) 6 (c) Electronics voltmeter using transistors.(5 marks) 6 (d) Capacitance sensor.(5 marks)