Explanation

• NATO stands form the North Atlantic Treaty Organization
• Founded: 4 April 1949 (Washington, USA)
• Headquarters: Brussels, Belgium
• Total members: 32 (30 European & 2 North American countries)
• Latest Member: Finland
• Type: Military Alliance
• Official Languages: English & French
• Founding members: 12
• Pakistan: Not a NATO member
  
• Member Muslim country: Turkiye 
• Last Member: On 7 March 2024, Sweden became the 32nd member.

List of NATO member countries

1.       Albania

2.       Belgium

3.       Bulgaria

4.       Canada

5.       Croatia

6.       Czechia

7.       Denmark

8.       Estonia

9.       France

10.   Germany

11.   Greece

12.   Hungary

13.   Iceland

14.   Italy

15.   Latvia

16.   Lithuania

17.   Luxembourg

18.   Montenegro

19.   Netherlands

20.   North Macedonia

21.   Norway

22.   Poland

23.   Portugal

24.   Romania

25.   Slovakia

26.   Slovenia

27.   Spain

28.   Turkiye

29.   United Kingdom

30.   United States

31.   Finland 2023

32.  Sweden 2024

Last updated by NA on 22-April-2026

Explanation

• Light Year is the distance that light can travel in one year.
• The distance light travels in one year is known as light year.
• 1 light year is equal to 9.5 x 10¹²km.

Last verified on 30-03-2026

Explanation

• NATO is a military alliance.
• NATO stands for North Atlantic Treaty Organization.
• Founded: 4 April 1949 (Washington, USA).
• Headquarters: Brussels, Belgium
• Official Languages: English & French.
• Founding Members: 12

Total Members: 32

• European: 30
• North American: 2

Latest Member: Sweden (joined 7 March 2024)

• Muslim Member Country: Türkiye
• Pakistan: Not a NATO member

List of NATO member countries:

1. Albania
2. Belgium
3. Bulgaria
4. Canada
5. Croatia
6. Czechia
7. Denmark
8. Estonia
9. France
10. Germany
11. Greece
12. Hungary
13. Iceland
14. Italy
15. Latvia
16. Lithuania
17. Luxembourg
18. Montenegro
19. Netherlands
20. North Macedonia
21. Norway
22. Poland
23. Portugal
24. Romania
25. Slovakia
26. Slovenia
27. Spain
28. Turkiye
29. United Kingdom
30. United States
31. Finland
32. Sweden

Last verified on 17-03-2026

Explanation

• Ctrl + Shift + D applies double underline to selected text in MS Word.

Additional information:

• Ctrl + U — Single underline
• Ctrl + Shift + W — Underline words only
• Ctrl + B — Bold
• Ctrl + I — Italic

Last verified on 25-08-2026

Explanation

• Humidity is the measure of the amount of moisture (water vapour) in the air.
• A hygrometer is used to measure relative humidity.
• A psychrometer is an example of a hygrometer.
• Relative humidity tells us the ratio of water vapour present in the air compared with the maximum amount the air can hold at a given temperature.
• Humidity is commonly expressed as a percentage (%).

Last verified on 23-08-2026

Explanation

Very high frequency is the ITU designation for the range of radio frequency electromagnetic waves from 30 to 300 megahertz,

with corresponding wavelengths of ten to one meter.

ND17-7-2023

Explanation

• Votes Required to Win: 270
• Total Electoral College Votes: 538
• States: 50
• Federal District: Washington, D.C. (3 electoral votes)
• Election Frequency: Every 4 years

Last verified on 26-07-2026

Explanation

• The 1973 Constitution of Pakistan contains 280 articles.
• It is the current and permanent constitution of Pakistan.
• It came into effect on 14 August 1973.
• It was approved during the government of Zulfiqar Ali Bhutto.
• It provides the basic legal framework of the state.

Additional information:

• 1956 Constitution: 234 articles, 13 parts, 6 schedules
• 1962 Constitution: 250 articles, 12 parts, 3 schedules

Last verified on 11-06-2026

Explanation

• The first nuclear power plant was established in Karachi, 
• With the help of Canada 
• KANUPP is Pakistan's first nuclear power plant,
• Inaugurated on November 28, 1972,
• Total gross capacity of 137 MW.

Additional information

• K2 & K3 with the help of China 
  
• K2  started on 21 May 2021 and has an 1100 MW capacity.
• K3 is expected to start in 2022.

Last updated 18-07-2026 by NA

Explanation

• Kilometers per second: ≈ 300,000 km/s
• Speed in vacuum: 299,792,458 m/s
• Approximate value: 3 × 10⁸ m/s
• Symbol: c
• Distance traveled in 1 second: About 300,000 km
• Light from the Sun takes about 8 minutes 20 seconds to reach the Earth.

Last verified on 16-05-2026