What is the circumference of the LHC tunnel?
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26 kilometres
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27 kilometers
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28 kilometres
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25 kilometres
B
Correct answer
Explanation
The LHC (Large Hadron Collider) tunnel has a circumference of 27 kilometers. This circular tunnel houses the world's largest particle accelerator. The 26 km, 28 km, and 25 km options are not correct measurements.