Explanation

729 = 27 × 27

√729 = √(27 × 27)

√729 = 27

Explanation

Radioactivity was discovered by Henri Becquerel in 1896

They discovered radioactivity proving that the uranium emitted radiation without an external source of energy such as the Sun

Marie Curie with her husband Pierre Curie, coined the term radioactivity 

in 1903, Henry Becquerel shared the Nobel Prize for Physics with Pierre and Marie Curie

Ernest Rutherford did many experiments studying the properties of radioactive decay (alpha, beta, and gamma)

Explanation

In 1955, Orient Airways merged with a newly formed state-owned entity.

This resulting in the establishment of Pakistan International Airlines (PIA) on March 11, 1955.

PIA serves as Pakistan's national flag carrier.

Explanation

Urdu is the national language and one of the official languages.

English is also an official language, used in government, legal, and educational contexts.

Explanation

Explanation

Aswad means کالا یا سیاہ رنگ کا 

Hajr-e-Aswad is a rock set into the eastern corner of the Kaaba, the ancient building in the center of the Grand Mosque in Makkah.

Explanation

Rajab is the seventh month of the Islamic calendar. 

Isra and Miraj (Muhammad's journey from Mecca to Jerusalem and then through the seven Heavens) took place in Rajab.

Must remember all 12 Islamic months name

List of Islamic Months

1. Muḥarram, محرم الحرام
   
2. Ṣafar, صفر المظفر
3. Rabi al Awwal ربیع الاول
4. Rabi al Sani ربیع الثانی
5. Jumada al Awwal جمادی الاول
6. Jumada al Thani جمادی الثانی
7. Rajab, رجب المرجب
8. Shabanشعبان المعظم
9. Ramadan(fasting), رمضان المبارک
10. Shawwal شوال المکرم
11. Dhu al Qadah ذوالقعدۃ الحرام
12. Dhu al Hijjah ذوالحجۃ الحرام:

Each month begins approximately at the time of the new moon.

Explanation

The Shah Jahan Mosque is also known as the Jamia Masjid of Thatta.

It was built by Shah Jahan.

It's construction started in 1647 and completed in 1659.

Shah Jahan also constructed the Shalimar Bagh.

Explanation

• The Hindu Kush is a vast mountain range that stretches between central Afghanistan and Northern Pakistan.
• The Hindu Kush is 800 kilometers (500 miles) long and covers an area of roughly 152,800 square kilometers (59,000 square meters).
  

Explanation

The October Revolution (1917) was part of the Russian Revolution (1917–1923).

It was led by Vladimir Lenin and the Bolshevik Party.

Officially known as the Great October Socialist Revolution in the Soviet Union.

It marked the rise of the Bolsheviks and the establishment of a communist government in Russia.