Explanation

Explanation

Argon is a commonly used gas used to fill incandescent light bulbs.

It increases bulb life by preventing the tungsten filaments from deteriorating too quickly.

Other gases are also used in lighting such as:

• Helium
• Neon
• Nitrogen
• Krypton

Explanation

List of Martial Laws Held in Pakistan from 1947 to 2022

There are total four martial laws Implemented in Pakistan from 1947 to 2022

Explanation

The Dr. A. Q. Khan Research Laboratories (KRL) was established in Kahuta, Pakistan on July 31, 1976.

The KRL was founded by Pakistani nuclear physicist and metallurgical engineer Abdul Qadeer Khan.

He is known as the father of Pakistan's atomic bomb.

The lab was created in response to India's first nuclear bomb test in 1974.

Khan was the lab's senior scientist and chairman until he retired in 2001. 

Explanation

The province of NWFP (North-West Frontier Province) was renamed Khyber Pakhtunkhwa on April 19, 2010.

It following the 18th Amendment to the Constitution of Pakistan, with 90 votes in favor.

NWFP was established in 1901.

At the time of Pakistan's independence in 1947, the Indian National Congress was a significant political party in NWFP.

Explanation

Pirpur Report was prepared by Raja Syed Muhammad Mehdi.

Pirpur Report was published in 1938.

To investigate Muslim grievances under Congress rule, the Muslim League formulated the “Pirpur Report”.

Explanation

• The Caspian Sea is the largest lake in  the world
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• The Caspian Sea is world largest fresh water lake.
  
  
• The Caspian Sea is the world's largest inland body of water, variously classed as the world's largest lake or a full-fledged sea.
  

Explanation

Ariana Afghan Airlines, also known as Ariana.

It is the flag carrier and largest airline of Afghanistan.

It is founded in 1955.

It is the oldest airline of Afghanistan.

Explanation

The Noor Mahal is a Pakistan Army-owned palace in Bahawalpur.

It was built in 1872

The construction of the palace was completed in 1875

Note 

The palace was originally constructed to serve as a residence for the Nawabs of the Bahawalpur princely state during the British Raj era

Explanation

The smallest sea in the World is the Baltic Sea

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This sea is about 146,000 square feet.

The Baltic Sea lies along the Scandinavian Peninsula in Northern Europe

and is bordered by Poland, Russia, Sweden, and Finland.

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The Pacific Ocean is the largest and deepest of the world ocean basins. 

 The South China Sea is the largest sea in the world in 2022.