Explanation

The sum of the first 10 natural numbers is:

1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 = 55

Average = 55/10 = 5.5

OR

Formula for natural number= n(n+1)/2

n=10

Now

10(10+1)/2

10(11)/2

5(11)

55

Last verified on 15-02-2026

Explanation

• Justice Ayesha Malik became the first female judge of the Supreme Court of Pakistan.
• She was sworn in on 24 January 2022 by Chief Justice Gulzar Ahmed.
• Previously, she served at Lahore High Court (March 2012 – Jan 2022).

Additional information:

• Appointed by: President Arif Alvi
• Tenure: Until June 2031
• Supreme Court judges total: 17
• Retirement age: Supreme Court – 65, High Court – 62

Last verified on 18-03-2026

Explanation

• Battery is a device that converts chemical energy into electrical energy.
• Batteries work by using a galvanic cell.
• It is an electrochemical device made up of two electrodes and an electrolyte solution.

Last verified on 16-03-2026

Explanation

• A light year is the distance that light travels in one year.
• It is used to measure vast distances in space.
• Light moves at approximately 299,792 km per second.
• One light year ≈ 9.46 trillion kilometers (5.88 trillion miles).

Last verified on 17-03-2026

Explanation

• Transparency International is based/headquarters in Berlin Germany.
• It is a German registered association.
• Founders: Peter Eigen, Olusegun Obasanjo
• Founded: May 4, 1993

Last verified on 17-03-2026

Explanation

• A lactometer is used to measure the purity and density (thickness) of milk.
• It checks if milk has been adulterated with water by measuring specific gravity.
• Works on the principle of buoyancy.
• Pure milk specific gravity: 1.028–1.032 at 15°C

Last verified on 16-03-2026

Explanation

• The average normal body temperature is generally accepted as 98.6°F (37°C).
• A temperature over 100.4°F (38°C) means you have a fever.

Additional Information:

• Hypothermia is the term used for temperature less than 36.50°C.
• Mild Pyrexia is the term used for temperature (99-100°F).
• Moderate Pyrexia is the term used for temperature (100-103°F).
• Severe Pyrexia is the term used for temperature (103-105°F).

Explanation

• Rooh-ul-Qudus (The Holy Spirit) and Rooh-ul-Ameen (The Trustworthy Spirit) refer to Angel Jibreel (Gabriel).
• Chief angel of Allah, responsible for delivering revelations to the Prophets, especially Prophet Muhammad (PBUH).
• Mentioned by name only three times in the Holy Quran.
• Appears in verses like Surah Al-Qadr and Surah An-Nahl 16:102.

Last verified on 17-03-2026

Explanation

• Asif Ali Zardari is the current 14th President of Pakistan
• Term: March 10, 2024 – present (also served as the 11th president from 2008 to 2013)
• Predecessor: Dr. Arif Alvi
• Party: Pakistan Peoples Party (PPP)

Last updated by NS on 5-09-2026

Reference Click here 

Explanation

• The Hijri calendar was officially started by Hazrat Umar (RA).
• It is based on the migration (Hijrah) of Prophet Muhammad (PBUH) in 622 AD.
• This event marks the beginning of the Islamic era.
• It consists of 12 lunar months.
• It is still used for Islamic events and dates today.

Last verified on 25-04-2026

یہ سوال ضرور پڑھیں

Current Hijri Year is ______(Click)?