SSC CGL Geography – Earth – Shape, Motions, Latitudes, Longitudes & Time – Tier II Level · Marathon

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SSC CGL Geography – Earth – Shape, Motions, Latitudes, Longitudes & Time – Tier II Level · Marathon – 10 questions, subject: Geography – India & World. Every question has the correct answer with a one-line explanation; tap "Show Answer". Free practice for TNPSC, UPSC, SSC, Bank and RRB exams – Shanmugam IAS Academy, Coimbatore.

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1.  
A plane leaves city P (local time of 75°E) at 11:30 p.m. on Saturday and flies for 16 hours to city Q (local time of 120°W). Local time at Q on arrival?

Correct Answer: B [2:30 a.m. Sunday]

Explanation:

Dep = 6:30 p.m. Sat GMT; +16 h = 10:30 a.m.

2.  
A ship sailing westward crosses the International Date Line at 11 p.m. on Wednesday, 31 December 2025. Just after crossing it is:

Correct Answer: D [11 p.m., Thursday, 1 January 2026]

Explanation:

Westward → date + 1 day; the clock still reads 11 p.m.

3.  
On 22 December, what is the altitude of the noon Sun at a place on 20°N?

Correct Answer: A [46½°]

Explanation:

Sun overhead at 23½°S; gap = 43½° → 90 − 43½ = 46½°.

4.  
A point on the Equator moves at about 1,670 km/h due to rotation. At 60° latitude the speed is about:

Correct Answer: B [835 km/h]

Explanation:

1,670 × cos 60° = 1,670 × ½ = 835 km/h.

5.  
One degree of longitude measures about 111 km at the Equator. At 60°N it measures about:

Correct Answer: C [55.5 km]

Explanation:

111 × cos 60° = 55.5 km.

6.  
Two islands lie at 170°E and 170°W. The difference in their local (solar) times is:

Correct Answer: D [1 h 20 min]

Explanation:

340° the long way; short way = 360 − 340 = 20° → 80 min.

7.  
Two-quantity comparison
Quantity I: local time at 45°W when it is 12 noon GMT
Quantity II: local time at 135°E when it is 12 midnight GMT

Correct Answer: C [Quantity I = Quantity II]

Explanation:

45°W → 12:00 − 3 h = 9 a.m.; 135°E → 0:00 + 9 h = 9 a.m.

8.  
Statement-basedConsider:
I. Crossing the Prime Meridian changes the calendar date.
II. Crossing the International Date Line westward advances the date by one day.
Which is/are correct?

Correct Answer: D [Only II]

Explanation:

The date changes only at the date line (and at midnight).

9.  
Trick Spotterfastest correct way to find the time difference between 37°30′E and 82°30′E?

Correct Answer: A [45° ÷ 15 = 3 h]

Explanation:

Same side → subtract (45°); 45 is a multiple of 15 → 3 h at once.

10.  
A radio programme is broadcast live from India at 8:00 p.m. IST. A listener lives where the local time of 45°W is kept. At what local time does she hear it?

Correct Answer: B [11:30 a.m.]

Explanation:

8 p.m. IST = 2:30 p.m. GMT; 45°W = −3 h → 11:30 a.m.

➤ Full notes, shortcuts and every answer explained – SSC CGL 2026 Geography – India & World book (₹149): www.shanmugamiasacademy.in/study-materials/ssc-cgl-geography-india-world

📘 TNPSC பொது அறிவு அலகு II — இந்தியாவின் புவியியல் (Geography of India) – முழுமையான பாடநூல்
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