The GATE Grind

GATE Electrical and Electronic Measurements: Bridges and Potentiometers – Previous Year Questions

6 GATE previous year questions on Bridges and Potentiometers (Electrical and Electronic Measurements, Electrical Engineering) with answers and explanations, from every paper.

  1. GATE 2015 EE Q15 (1 mark, Multiple choice) – When the Wheatstone bridge shown in the figure is used to find the value of resistor R X, the galvanometer G indicates zero current when R 1 = 50\ , R…
  2. GATE 2015 EE Q40 (2 marks, Multiple choice) – An unbalanced DC Wheatstone bridge is shown in the figure. At what value of p will the magnitude of V 0 be maximum?
  3. GATE 2021 EE Q22 (1 mark, Multiple choice) – Inductance is measured by
  4. GATE 2022 EE Q18 (1 mark, Multiple choice) – A balanced Wheatstone bridge ABCD has the following arm resistances: R AB=1\ k2.1\%; R BC=100\ 0.5\%; R CD is an unknown resistance; R DA=300\ 0.4\%.…
  5. GATE 2025 EE Q59 (2 marks, Numerical answer) – In the Wheatstone bridge shown below, the sensitivity of the bridge in terms of change in balancing voltage E for unit change in the resistance R, in…
  6. GATE 2026 EE Q57 (2 marks, Numerical answer) – The resistance values of the Wheatstone bridge shown are: P=2000\ , Q=500\ , R=3000\ . The battery voltage E=50 V. The battery has an internal…