Solved UPSC CDS/OTA Question
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Q · Longitudemedium · 45s
How many standard time zones does the Earth have?
TopicLongitude
Question Typemultiple choice
Difficultymedium
Test Duration30 min
Step-by-Step Solution
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The Earth is divided into 24 standard time zones, each generally spanning 15° of longitude. This division corresponds to one hour of time difference between adjacent zones, aligning with Earth's 24-hour rotation period.
Final Answer: Option B - 24