Explanation

• Battle of Qadsia was fought in 15 Hijri (16–19 November 636 AD).
• It took place during the caliphate of Hazrat Umar (RA).
• It was a major battle between Muslims and the Persian Empire.
• Location: Al-Qādisiyyah, Iraq
• Commander (Muslims): Sa’d ibn Abi Waqqas (RA)

Last verified on 12-06-2026

Explanation

• Ghazwa-e-Ahzab or Battle of the Trench was fought in 5 A.H (627 CE).

Additional information:

• Muslims: ~3,000; Kufar: ~10,000; Munafiqeen: ~10,000 involved.
• Lasted 30 days; fought by Arabian & Jewish tribes of Yathrib.
• Hazrat Salman Al-Farsi suggested digging the trench to defend the city.

Last verified 13-03-2026

Explanation

• The usual gases used for lifting airships are hydrogen and helium.
• Hydrogen is the lightest known gas and thus has great lifting capacity,
• Helium is not as buoyant but is far safer than hydrogen because it does not burn.

Last verified on 01-04-2026

Explanation

The following nine countries are declared nuclear powers: 

1. USA
2. Russia
3. UK
4. France
5. China
6. India
7. Pakistan
8. Israel
9. North Korea

Nuclear weapons first developed in 1945 (USA).

Nuclear powers are divided into:

1. Official (NPT recognized): USA, Russia, UK, France, China
2. Non-NPT / de facto: India, Pakistan, Israel, North Korea

Last verified on 06-06-2026

Explanation

The size of information in the computer is measured in: 

• 1024 kilobytes (KB) is equal to 1 megabyte (MB).
• One Megabyte (MB) = 1024 Kilobytes (KB
• One Gigabyte (GB) =  1024 Megabytes MB
• One Terabyte (TB)= 1024 gigabytes (GB).

Explanation

Syed Murad Ali Shah is the 29th and current CM of Sindh 

Assumed office: 27 February 2024

It is his third term as Chief Minister.

Governor: Kamran Tessori

Replaced by: Maqbool Baqar (caretaker)

List of Chief Ministers of Sindh from 1947 till today

Explanation

• Minimum font size: 8
• Maximum font size: 72

Additional information:

• Standard font size: 12
• Manual font size range: 1–1638
• Shortcut to change font size manually: Ctrl + Shift + P
• Increase font size: Ctrl + ]
• Decrease font size: Ctrl + [

Last verified on 17-01-2026

Explanation

Zoom size
MS Word (minimum)	10%
MS Word (maximum)	500%
MS PowerPoint (minimum)	10%
MS PowerPoint(maximum)	400%
MS Excel (maximum)	400%
MS Excel (minimum)	10%

Explanation

Antoine Henri Becquerel was an engineer, physicist, Nobel laureate,

First person to discover evidence of radioactivity.

 He belonged to France.

Explanation

         Canada Capital is Ottawa.

Canada Currency is Canadian Dollar.

Canada official language is English; French.

Canada located is in Continent North America.

Canada Primary Religion is Christianity (But Secular Country).

Artic and Atlantic oceans touch Canada.

Canada Parliament called Parliament.

Tricks for Remember

DOLLAR

 Li-Ne-US-Ca-Fi-T-E-A

Mind trick: Li ne(a name) who lives in US likes Coffee(Ca- Fi) and Tea(T-E-A)

**Li-Ne**

Li-Liberia

Ne-New Zealand

**US**

United States

**Ca-Fi**

Ca-Canadian

Fi- Fizzi

**T-E-A**

T-Taiwan

E-Ethiopia

A-Australia