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Matching Questions problems

  • 1. Match the following:

    List I (Functional components) List II (Device)
    A. Error detector 1. Three phase FHP Induction motor
    B. Servo motor 2. Synchro transmitter and control transformer
    C. Amplifier 3. Tacho generator
    D. Feed back 4. Armature controlled FHP dc motor
    5. Amplidyne


  • Options
  • A. A-2, B-4, C-1, D-5
  • B. A-4, B-2, C-5, D-3
  • C. A-2, B-4, C-5, D-3
  • D. A-1, B-2, C-3, D-5
    • Discuss
  • 2. Match the following:

    List I List II
    A. NPN transistor 1. Electronics and Communication Engineering Matching Questions: Match the following:
    B. PNP transistor 2. Electronics and Communication Engineering Matching Questions: Match the following:
    C. n channel JFET 3. Electronics and Communication Engineering Matching Questions: Match the following:
    D. p channel JFET 4. Electronics and Communication Engineering Matching Questions: Match the following:


  • Options
  • A. A-1, B-2, C-3, D-4
  • B. A-3, B-4, C-2, D-1
  • C. A-4, B-2, C-1, D-3
  • D. A-1, B-2, C-4, D-3
    • Discuss
  • 3. If r is resistivity, l is length of wire, a is area of cross-section, ? is angular frequency, F is form factor, n is number of turns, d is coil diameter and r is resistance of a coil.

    List I List II
    A. Value of inductance 1. Electronics and Communication Engineering Matching Questions: If r is resistivity, l is length of wire, a is area of cro
    B. Power factor 2. Electronics and Communication Engineering Matching Questions: If r is resistivity, l is length of wire, a is area of cro
    C. Q factor 3. Electronics and Communication Engineering Matching Questions: If r is resistivity, l is length of wire, a is area of cro
    D. Value of resistance 4. Fn2d


  • Options
  • A. A-1, B-2, C-3, D-4
  • B. A-4, B-3, C-2, D-1
  • C. A-4, B-2, C-3, D-1
  • D. A-1, B-3, C-2, D-4
    • Discuss
  • 4. Match the following:

    List I List II
    A. On-off 1. steam kettle with different settings
    B. Proportional 2. Elevator
    C. Cascade 3. Robot-positioning
    D. Digital 4. Domestic Refrigerator


  • Options
  • A. A-4, B-2, C-3, D-1
  • B. A-2, B-4, C-1, D-3
  • C. A-3, B-1, C-4, D-2
  • D. A-4, B-2, C-1, D-3
    • Discuss
  • 5. Match the following:

    List I List II
    A. Resistance 1. M-1L-2T4I2
    B. Inductance 2. ML2T-2I-2
    C. Capacitance 3. ML2T-3I2


  • Options
  • A. A-1, B-2, C-3
  • B. A-2, B-1, C-3
  • C. A-2, B-3, C-1
  • D. A-3, B-2, C-1
    • Discuss
  • 6. Match the following:

    List I List II
    A. Line commutation 1. Electronics and Communication Engineering Matching Questions: Match the following:
    B. Resonant commutation 2. Electronics and Communication Engineering Matching Questions: Match the following:
    C. Complementary commutation 3. Electronics and Communication Engineering Matching Questions: Match the following:
    D. Self commutation 4. Electronics and Communication Engineering Matching Questions: Match the following:


  • Options
  • A. A-1, B-4, C-2, D-3
  • B. A-1, B-2, C-3, D-4
  • C. A-4, B-1, C-3, D-2
  • D. A-2, B-3, C-4, D-1
    • Discuss
  • 7. Match the following:

    List I (Diode Rectifier) List II (Expression for output voltage)
    A. Bridge 1. Electronics and Communication Engineering Matching Questions: Match the following:
    B. Half wave 2. Electronics and Communication Engineering Matching Questions: Match the following:
    C. Full wave using centre tapped transformer 3. Electronics and Communication Engineering Matching Questions: Match the following:


  • Options
  • A. A-1, B-2, C-3
  • B. A-3, B-2, C-1
  • C. A-1, B-3, C-2
  • D. A-3, B-1, C-2
    • Discuss
  • 8. Match the following:

    List I List II
    A. Laser 1. Emits monochromatic light of low intensity
    B. Solar cell 2. Consumes electrical power due to incident light
    C. Photodiode 3. Delivers power to a load
    D. LED 4. Emits monochromatic light of high intensity


  • Options
  • A. A-4, B-3, C-1, D-2
  • B. A-3, B-4, C-2, D-1
  • C. A-4, B-3, C-2, D-1
  • D. A-3, B-4, C-1, D-2
    • Discuss
  • 9. Match the following:

    List I (Characteristics) List II (Device)
    A. Voltage controlled device 1. BJT
    B. Current controlled device 2. UJT
    C. Conductivity modulation device 3. FET
    D. Negative conductance device 4. Impatt diode


  • Options
  • A. A-2, B-3, C-1, D-1
  • B. A-2, B-3, C-4, D-1
  • C. A-3, B-1, C-2, D-4
  • D. A-3, B-1, C-4, D-2
    • Discuss
  • 10. Match the following:

    List I List II
    A. CTFS 1. Periodic
    B. DTFS 2. Non-periodic
    C. CTFT
    D. DTFT


  • Options
  • A. A-2, B-1, C-2, D-2
  • B. A-2, B-1, C-2, D-1
  • C. A-1, B-2, C-2, D-2
  • D. A-1, B-2, C-2, D-1
    • Discuss

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