Saturday 8th March 2025
Difficulty: Medium
Standards (Quiz #841)
Photo by patricia serna (Unsplash)
1. "Standard gauge" is the most widely used railway track gauge, with about 55% of the lines in the world using it (including all national rail lines in the UK). How far apart are the rails of a standard gauge railway?
2. How many lions are depicted on the Royal Standard of the United Kingdom, as flown on the flagpole of Buckingham Palace?
3. ISO 1 is an international standard, set by the International Organization for Standardisation, that specifies the standard temperature at which precision measurements of length must be made. What is this temperature?
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