The GATE Grind

GATE Electrical and Electronic Measurements: Instrument transformers, Digital voltmeters and multi-meters, Phase, Time and Frequency measurement – Previous Year Questions

5 GATE previous year questions on Instrument transformers, Digital voltmeters and multi-meters, Phase, Time and Frequency measurement (Electrical and Electronic Measurements, Electrical Engineering) with answers and explanations, from every paper.

  1. GATE 2015 EE Q33 (1 mark, Multiple choice) – The primary mmf is least affected by the secondary terminal conditions in a
  2. GATE 2018 EE Q37 (2 marks, Multiple choice) – A 0-1 Ampere moving iron ammeter has an internal resistance of 50 m and inductance of 0.1 mH. A shunt coil is connected to extend its range to 0-10…
  3. GATE 2019 EE Q33 (1 mark, Numerical answer) – The total impedance of the secondary winding, leads, and burden of a 5 A CT is 0.01\ . If the fault current is 20 times the rated primary current of…
  4. GATE 2024 EE Q23 (1 mark, Multiple choice) – The table lists two instrument transformers and their features: Instrument Transformers Features P) Primary is connected in parallel to the grid X)…
  5. GATE 2025 EE Q28 (1 mark, Multiple select) – Instrument(s) required to synchronize an alternator to the grid is/are