Explanation

The earth turns through 360 degrees in 24 hours.

Therefore, the correct answer is One hour (1/24 of 360 degrees is 15 degrees, which represents the rotation in one hour).

The other options are incorrect. 

Explanation

 When ship crosses Dateline from west to east It loses one day

جب جہاز مغرب سے مشرق تک ڈیٹ لائن عبور کرتا ہے تو ایک دن ہار جاتا ہے۔

Explanation

If the difference in time between two places were 2 hours and 20 minutes, then the difference in their longitude would be 

اگر دو مقامات کے درمیان وقت کا فرق 2 گھنٹے اور 20 منٹ تھا ، تو ان کے طول البلد میں فرق یہ ہوگا:

Explanation

Equator is the farthest from the centre of the earth.

خط استوا زمین کے مرکز سے سب سے دور ہے۔

Explanation

If a place is located at 20°N, 80°E it lies in the Asia continent. 

Explanation

Tropic of Cancer passes through

• 16 countries,
• 3 continents, and
• 6 water bodies.
  

Explanation

following cities is the closest to the Equator

Explanation

The International Date Line is  180° longitude

Explanation

The Greenwich Mean Time (GMT) is 5 hours behind of Pakistan Standard Time (PKT).

Explanation

Considering the longitudes, the degrees of International Date Line are 180

طول البلد پر غور کرتے ہوئے ، انٹرنیشنل ڈیٹ لائن کی ڈگریاں 180 ہیں۔