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Model Paper DEEE III SEM ||ELEC.MEASU. INSTRU. EMS EE- 304||

                               BOARD DIPLOMA EXAMINATIONS, (C-14)

                                DEEE-THIRD SEMISTER EXAMINATIONS

                                                 MODEL PAPER-I

          ELECTRICAL & ELECTRONIC MEASURING INSTRUMENTS

                                                 SUB CODE:EE-304.

Time:3hour                                                                                              Total marks:80

PART –A

Answer all the question each carries 3 marks                               10 x 3 = 30

  1. State the types of secondary instruments
  2. Distinguish between Absolute and Secondary instruments
  3. List the applications of M.C Instruments
  4. List the errors commonly occurring in M.I. Instruments.
  5. List the methods of measurement of
  6. i) Low resistance ii)Medium resistance and      iii)High resistance
  7. Distinguish between shunt and series Ohm-meters
  8. State the need of Transducers in Measurement systems
  9. List the applications of sensors.
  10. List analog electronic Instruments.
  11. List the types of digital Voltmeters

 

PART –B

Answer any five questions each carries ten marks                5 x 10= 50

  1. (a)State the uses of Tong tester (clamp meter).(5) (b) Classify the electromechanical instruments according to Principle of Working (5)
  2. Describe the construction and working of Attraction type Moving Iron (M.I) Instrument
  3. Describe the construction and working of a dynamometer type instrument
  4. Describe construction and connections of a 3-phase energy meter.
  5. List the errors commonly occurring in M.I. Instruments and suggest their remedies
  6. Explain the construction and working of Megger
  7. Explain the measurement of temperature using Thermister in a Bridge circuit.
  8. Explain the Working of Single Phase Digital Energy meter with block diagram.

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