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Time Zones

5 PYQ across 2 exams · 1988–2025 — the complete chronological timeline of how UPSC has tested this idea, oldest to newest.

CSE 1988 → CAPF 2024
19881 PYQ
CSEQ44
At a certain place, the Greenwich Mean Time is ahead by 12 hours. The place is located…
19981 PYQ
CSEQ30
When there is noon at I. S.T meridian people at another place on the earth are taking their 6 O' clock morning tea. The longitude of the pla…
20242 PYQs
CAPFQ31
Consider the following statements regarding the rotation of the Earth: 1. Since the Earth rotates by 15° each hour, time zones normally diff…
CAPFQ36
If it is 31st December, 2023 in New Zealand, at the same time what will be the date in the Hawaiian Islands and Alaska?…
20251 PYQ
CAPFQ71
Which of the following statements is/are correct? 1. The time at 180° longitude is exactly 12 hours from the 0° longitude, irrespective of w…
Related concepts — explore their timelines too
LongitudeEarth's RotationInternational Date LineHawaiian IslandsNew Zealand
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