What does PCB stand for?

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RRB JE ECE 22 Apr 2025 Shift 1 CBT 2 Official Paper
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  1. Processing Circuit Board
  2. Peripheral Connection Bus
  3. Primary Control Board
  4. Printed Circuit Board

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Option 4 : Printed Circuit Board
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The correct answer is Printed Circuit Board.

key-point-image Key Points

  • A Printed Circuit Board (PCB) is a board used to electrically connect and mechanically support electronic components.
    • PCBs are made by laminating a non-conductive substrate with layers of copper circuitry.
    • They are used in almost all electronic devices, including computers, smartphones, and industrial machinery.
    • Components such as resistors, capacitors, and integrated circuits are soldered onto the PCB to create a functional electronic circuit.
    • PCBs can be single-sided, double-sided, or multilayered, depending on the complexity of the electronic circuit.
    • They provide a compact, reliable, and inexpensive way to interconnect electronic components.

additional-information-image Additional Information

  • PCBs are designed using specialized computer software to layout the circuitry and component placement.
  • They can be manufactured using various methods, including etching, milling, and additive printing.
  • High-density interconnect (HDI) PCBs are used in advanced electronics to achieve higher performance in a smaller footprint.
  • The invention of the PCB is attributed to Paul Eisler, who developed the first PCB in 1936 for use in radios.
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