Explanation

• Frequency is the number of occurrences of a repeating event per unit of time.
• The SI unit of frequency is the hertz (Hz).
• 1 Hz = 1 cycle or vibration per second
• Unit: Hz = s⁻¹ (per second)
• Named after physicist Heinrich Hertz
• Used for waves, oscillations, sound, and electromagnetic radiation
• Derivations from other quantities: f = 1 / T
• Dimension T^−1

Explanation

• All electromagnetic waves travel through a vacuum at 3x10^8 m/s.
• This is the speed of light (c).
• Radio waves, microwaves, visible light, X-rays and gamma rays all have the same speed in vacuum.

Last verified on 31-10-2026

Explanation

• The current Chief Justice of Pakistan is Yahya Afridi.
• Position: 30th Chief Justice of Pakistan
• Took Office: October 26, 2024
• He replaced Qazi Faez Essa.
• Retirement: 22 January 2030
• He will serve as CJP until 2027.

Additional information:

• Born on 23 January 1965 in Kohat.
• Appointed as an Additional Judge of the Peshawar High Court in 2010.
• He became the judge in Supreme Court of Pakistan in 2018.

Explanation

• Members of the Senate of Pakistan serve a 6-year term.
• One-half of the Senators retire every 3 years, ensuring continuity in the Senate.

Additional information:

Last verified on 02-07-2026

Explanation

Given:

Average of 5 numbers = 4

2 is added to each number.

Formula:

Average = Sum of numbers ÷ Number of numbers

Original Sum = 4 × 5 = 20

After adding 2 to all 5 numbers:

New Sum = 20 + (2 × 5) = 30

New Average = 30 ÷ 5 = 6

Explanation

Mohammed bin Salman (MBS) is the current crown prince, deputy prime minister((2022) and minister of defense of Saudi Arabia 

Mohammed was appointed crown prince on 21 June 2017, following the King's decision to depose Muhammad bin Nayef 

Last updated on 13-09-2026

Explanation

• Name: Mir Sarfraz Ahmed Bugti
• Political Party: Pakistan Peoples Party Parliamentarians (PPP)
• Date of Assumption of Office: March 2, 2024

Reference Click here

Last updated question by NA on 26 Oct 2026

Explanation

International Malala Day is observed every year on July 12 

celebrate the life and legacy of Pakistani education activist and Nobel laureate Malala Yousafzai.

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About Malala Yousafzai

Born: 1997

Belongs: Mingora, Swat

Received Noble Prize in 2014

She is the youngest Nobel Prize laureate 

Explanation

• In 1979, Dr. Abdul Salam won the Nobel Prize for physics.

Additional information:

• Received the Nobel Prize for combining two forces: the electromagnetic and weak forces
• He was the second Muslim scientist to get a Nobel Prize.
• First Pakistani to win a Nobel Prize
• Born in Jhang, Punjab, Jan. 29, 1926
• Died: Nov. 21, 1996

Last verified on 22-07-2026

Explanation

• Name: Hazrat Abu Zar Ghaffari (R.A.)
• Tribe: Banu Ghifar
• Status: Among the earliest Muslims
• Known For: Simplicity, justice, and support for the poor
• Died: 652 AD (32 AH)

Last verified on 19-07-2026