Explanation

• Smog is a combination of smoke and fog.
• The word smog is formed from smoke + fog.
• It is a type of air pollution that reduces visibility and can harm human health.
• Smog is commonly associated with vehicle emissions and industrial pollutants.

Last verified on 06-10-2026

Explanation

• The Quran describes mountains as “pegs” (أَوْتَادًا).
• Surah An-Naba (78:7): “And the mountains as pegs.”
• The verse highlights the distinctive structure and role of mountains in the Earth.
• Surah An-Nahl (16:15) also mentions mountains being placed in the earth so that it would not shake with you.

Last verified on 06-10-2026

Explanation

• A Client Operating System is designed for personal computers and end users.
• It is used for daily tasks like browsing, gaming, and office work.
• Windows 10 is a popular client OS by Microsoft.
• It runs on desktops and laptops.

Last verified on 26-05-2026

Explanation

• An intransitive verb does not require a direct object to complete its meaning.
• It expresses an action or state that does not pass directly to an object.
• Example: “The baby cried.” Here, “cried” does not need a direct object.

Last verified on 06-10-2026

Explanation

• The subjunctive mood uses "were" for hypothetical situations, even with singular subjects.
• So, "If I were rich" is grammatically correct.

Last verified on 07-09-2026

Explanation

Just as gloves are worn on hands, shoes are worn on legs (specifically feet).

This is a relationship of covering or wearing.

Last updated on 22-07-2026 by NA

Explanation

• Complete Saying: "Don’t count your chickens before they hatch."

Meaning:

• Don’t make plans based on future outcomes that may not happen.

Last verified on 06-10-2026

Explanation

• Qutb ud-Din Aibak was the first independent Muslim ruler of Delhi 
• Founder of the Mamluk (Slave) Dynasty
• He was the general of Muhammad Ghori.
  

Additional information

• Al-khafif was the first ruler of the Soomra dynasty (1011-1026)
• Mughal emperor Akbar was the first Muslim 
• Razia Sultana, the first woman ruler of India

Explanation

• The SI unit of power is the watt (W). 
• A watt is equal to one joule of work done per second. 
• Symbol: W
• Definition: 1 watt = 1 joule per second
• Named after: James Watt

Last verified on 05-10-2026

Explanation

• Ctrl + H is used for Find and Replace function.
• It allows users to search text and replace it quickly.

Additional information:

• Ctrl + F → Find text
• Ctrl + C → Copy
• Ctrl + V → Paste
• Ctrl + X → Cut
• Ctrl + Z → Undo

Last verified on 19-04-2026