Topic Longitude
Asked 11 times across 4 UPSC exams over 45 years (1980–2025), peaking in 2023.
Key insights
- Most tested in CSE — 5 of 11 PYQs
- Most asked in 2023
- Recurs across 8 years (1980–2025)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CSE 1980 → CDS 2015 → NDA 2021 → CAPF 2025
How the concept evolved
Long-running — most appearances (6 of 11) predate 2016, and it still returns.
Related concepts
Ideas UPSC tests alongside this one — keep exploring.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
CAPF2025
Which of the following statements is/are correct?
- The time at 180° longitude is exactly 12 hours from the 0° longitude, irrespective of whether one travels westward or eastward from the Prime Meridian
- A person moving eastward on Tuesday will count the day as Wednesday once the International Date Line is crossed. Select the answer
using the code given below.
- A 1 only
- B 2 only
- C Both 1 and 2
- D Neither 1 nor 2
Answer key not yet available (pending official release)
Geography › Maps & Location
NDA2023
A geographical grid has
- Lines that run east to west around the globe to mark latitude
- Lines that run north to south from north pole to south pole indicate longitude
Which of the statements given above is/are correct ?
- A 1 only
- B 2 only
- C Both 1 and 2 ✓
- D Neither 1 nor 2
✓ Correct answer: (C)
Geography › Maps & Location
NDA2023
Consider the following statements
- Distance between the longitudes becomes zero on North Pole and South Pole
- Distance between the longitudes is maximum on the Equator
- Number of longitudes is more than number of latitudes
Which of the statements given above is/are correct?
- A 1 only
- B 2 only
- C 1 and 3 only
- D 1, 2 and 3 ✓
✓ Correct answer: (D)
Geography › Maps & Location
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