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What is a real-life application of thermal expansion in the construction of bridges?
  • a)
    Use of lighter materials
  • b)
    Use of only solid materials
  • c)
    Fixed support structures
  • d)
    Gaps between rail tracks
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
What is a real-life application of thermal expansion in the constructi...
In bridge construction, small gaps are left between rail tracks to accommodate thermal expansion. These gaps allow the steel rails to expand during hot weather without bending or warping, ensuring safety and structural integrity.
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