Explanation

Explanation

• Mercury Symbol: Hg
• Atomic number: 80
• Melting point: -38.83 °C
• Atomic mass: 200.59 u

Last verified on 13-03-2026

Explanation

• Rohtas Fort near Jhelum was built by Sher Shah Suri.
• He was the founder of the Suri Empire in India.
• It is a 16th-century fortress.
• It is located near the city of Dina in Jhelum.
• The construction started in 1541.
• It has 14 gates.

Last verified on 01-05-2026

Explanation

A boundary agreement was signed between Pakistan and China in 2 March 1963.

Negotiations between the nations officially began on October 13, 1962.

It was signed by:

• Foreign Minister Chen Yi for the Chinese
• Zulfikar Ali Bhutto for the Pakistani
  

The eastern tip of the Wakhan Corridor starts the Sino-Pak border between the People's Republic of China and Pakistan.

Explanation

• Abdulmecid II: Last Caliph of the Ottoman dynasty. 
• Reign as Caliph: 1922–1924
• He was the 40th Head of the House of Osman
• Ottoman Sultanate: Abolished in 1922.
• Last Ottoman Sultan: Mehmed VI.
• Ottoman Caliphate: Abolished in 1924.

Explanation

• Pakistan Air Force Headquarters is in Islamabad.
• Abbreviation: PAF
• 15 August 1947: Initially established at Peshawar.
• 1 June 1948: Moved to Karachi.
• 1960: Moved back to Peshawar.
• 1983: Construction of Air Headquarters began in Islamabad.

Explanation

• Location: Between England and France
• Connects: Atlantic Ocean (via the North Atlantic) and the North Sea
• Narrowest point: Strait of Dover
• Max. length: 560 km (350 mi)
• Max. width: 240 km (150 mi)

Explanation

• First Viceroy of India: Lord Canning in 1858

Additional information:

• Last Viceroy of India: Lord Mountbatten in 1947
• First Governor of Bengal: Robert Clive
• First Governor-General of Bengal: Warren Hastings (1772-1785)
• First Governor-General of India: William Bentinck in 1833

Last verified on 08-10-2026

Explanation

• Takbeer-e-Tahreema is the declaration “Allahu Akbar” made at the beginning of Salah.
• It is said while raising the hands up to the ears and then bringing them down.
• After Takbeer-e-Tahreema, a person formally enters the state of Salah, and actions that invalidate prayer are avoided.
• The term Tahreem refers to making certain otherwise permissible actions prohibited during Salah.

Last verified on 08-10-2026

Explanation

• Rear view mirrors in vehicles are convex mirrors.
• They give a wider field of view.
• Images formed are virtual, upright, and smaller.
• This helps drivers see more traffic behind them.
• It is a curved mirror that bulges outward.
• It is commonly used in side mirrors of cars, buses, and motorcycles.

Last verified 26-04-2026