Basics of Electrical GATE Questions

Q. The power supplied by the 25 V source in the figure shown below is ________W.  [GATE EE 2017 Set 1]

Answer. 250

Q. The equivalent resistance between the terminals A and B is ______ Ω.  [GATE EE 2017 Set 1]

Answer. 3

Q. In the portion of a circuit shown, if the heat generated in 5 Ω resistance is 10 calories per second then heat generated by the 4 Ω resistance, the calories per second, is ______.    [GATE EE 2016 Set 1]

Answer. between 1.9 and 2.1

Q. RA and RB are the input resistances of circuits as shown below. The circuits extend infinitely in the direction shown. Which one of the following statements is TRUE?          [GATE EE 2016 Set 1]

  1. RA = RB
  2. RA = R= 0
  3. RA < RB
  4. RB = RA/(1+RA)

Answer. d

Q. In the given circuit, the current supplied by the battery, in ampere, is _______.          [GATE EE 2016 Set 1]

Answer. 0.5

Q. A dc voltage with ripple is given byvolts. Measurements of this voltage v(t) by moving-coil and moving-iron voltmeters, show readings of V1 and V2 respectively. The value of V2 − V1, in volts, is _________.      [GATE EE 2016 Set 1]

Answer. between 0.30 and 0.33

Q. In the circuit shown below, the node voltage VA is ___________ V.      [GATE EE 2016 Set 1]

Answer. between 11.25 and 11.50

Q. The voltage (V) and current (A) across a load are as follows

The average power consumed by the load, in W, is___________.      [GATE EE 2016 Set 2]

Answer. between 249 and 251

Q. In the circuit shown below, the voltage and current sources are ideal. The voltage (Vout) across the current source, in volts, is            [GATE EE 2016 Set 2]

  1. 0
  2. 5
  3. 10
  4. 20

Answer. d


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