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Which of the following is the correct way to define a PCB trace width in a design file?

easy📝 Formula Fix Q12 of 15
PCB Design - Design Review and Testing
Which of the following is the correct way to define a PCB trace width in a design file?
Atrace_width = '0.5mm'
BtraceWidth = 0.5
Ctrace_width: 0.5mm
Dtrace-width = 0.5mm
Step-by-Step Solution
Solution:
  1. Step 1: Review syntax for trace width setting

    Trace width is often set as a string with units, e.g., '0.5mm'.
  2. Step 2: Identify correct syntax

    trace_width = '0.5mm' uses correct assignment with units in quotes.
  3. Final Answer:

    trace_width = '0.5mm' -> Option A
  4. Quick Check:

    Trace width syntax = '0.5mm' string [OK]
Quick Trick: Use quotes and units for trace width values [OK]
Common Mistakes:
MISTAKES
  • Omitting units in trace width
  • Using invalid variable names
  • Missing quotes around string values

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