Explanation

A virtual image can be formed by:

• Plane mirror → always forms a virtual, upright image.

• Convex mirror → always forms a virtual, upright, and diminished image.

• A concave mirror → can form a virtual image, but only when the object is placed between the pole and the focus.

Explanation

The angle of incidence is the angle between the incident ray and the normal to the surface.

According to the law of reflection:
Angle of incidence = Angle of reflection

Explanation

Maharaja Ranjit Singh (the “Lion of Punjab”) built the Sikh Empire, but he died in 1839 — before the Anglo-Sikh Wars (1845–1849)

. The wars were fought during the reign of his son, Maharaja Dalip Singh,

Explanation

Yahya Khan was both the President and the Commander-in-Chief of the Pakistan Army during the war. 

. The war began when the Pakistani military junta based in West Pakistan

—under the orders of Yahya Khan

—launched Operation Searchlight against East Pakistanis on the night of 25 March 1971

Date

26 March – 16 December 1971

(8 months, 2 weeks and 6 days)

Explanation

PNS Rah Naward is a sail training ship of the Pakistan Navy.

She was commissioned in 2001 as Prince William for the Tall Ships Youth Trust and

Sold in 2010 to the Pakistan Navy and renamed Rah Naward ("Swift Mover").

Rah Naward has the callsign ARNR and the IMO number 9222326.

Explanation

It's construction completed in June 2017

It is located in in hindukash range in kpk

Explanation

According to the periodic trends, Nitrogen (N) has the largest ionization energy among the given atoms: N, P, As, and Sb. 

 Ionization energy generally increases from left to right across a period on the periodic table.

Since Nitrogen is to the left of Phosphorus, Arsenic, and Antimony, it will have the highest ionization energy.

Additionally, within a group, ionization energy decreases down the column. 

Explanation

Explanation

Explanation

Dr Abdul Qadeer Khan is buried in Islamabad. 

Died: 10 October 2021 (aged 85) Islamabad

 Dr. Abdul Qadeer Khan is widely regarded as the "Saviour of Pakistan"

"Mohsin-e-Pakistan" (Savior of Pakistan).

He is colloquially known as the father of Pakistan's atomic weapons program.

Science Advisor to the Presidential Secretariat:In office 1 January 2001 – 31 January 2004

Political party: Tehreek-e-Tahaffuz-e-Pakistan (2012–2013)

Awards

• Nishan-i-Imtiaz (1996; 1999)
• Hilal-i-Imtiaz (1989)