Explanation

• The SI unit of energy is the Joule (J).
• It is the unit of energy, work, and heat.

Additional information:

• 1 Joule (J) = 1 Newton × 1 meter
• Calorie – 1 cal = 4.184 J
• Kilowatt-hour (kWh) – 1 kWh = 3.6 × 10⁶ J
• Electronvolt (eV) – 1 eV ≈ 1.602 × 10⁻¹⁹ J
• Erg (CGS unit) – 1 erg = 10⁻⁷ J

Last verified on 17-01-2026

Explanation

• Iskander Mirza became the first President of Pakistan on 23 March 1956.
• He was the last Governor-General of Pakistan before becoming President.
• He was associated with the Republican Party.
• He abrogated the 1956 Constitution and imposed martial law (1958).
• He also served earlier as Governor of Bengal (India) and Governor-General of Pakistan.
• Born: 13 November 1899, Murshidabad, India
• Died: 13 November 1969, London, UK (buried in Iran)
• He was the great-grandson of Mir Jafar.

Additional information:

• First President of Constituent Assembly of Pakistan: Quaid-e-Azam Muhammad Ali Jinnah
• First elected President of Pakistan: Field Marshal Ayub Khan

Explanation

• Alexander Graham Bell is credited as the inventor of the telephone.
• He was awarded the first successful patent for it.
• The telephone was invented in 1876.
• Bell made the first-ever telephone call to his assistant Thomas Watson.

Last updated by NA on 06-11-2026

Explanation

• Currency: Renminbi (Yuan/CNY)
• Symbol: ¥ / 元
• Capital: Beijing
• Official Language: Mandarin
• Continent: Asia
• Parliament: National People’s Congress (NPC)
• National Sport: Table Tennis
• Religion: No official religion

Explanation

Albert Einstein 

- Profession: Theoretical physicist.

- Century: One of the most influential physicists of the 20th century.

- 1905: Published four landmark scientific papers.

- Nobel Prize: Awarded for his explanation of the photoelectric effect, not the Special Theory of Relativity.

Explanation

• GT Road: Grand Trunk Road
• Constructed/Developed by: Sher Shah Suri
• Purpose: Connected major cities and improved trade and travel.
• Original Name: Known as Sadak-e-Azam or Badshahi Sarak.
• Length: 3,655 km (2,271 mi)
• East end: Teknaf, Bangladesh
• West end: Kabul, Afghanistan

Last updated by NA on 05-11-2026

Explanation

• The President of Pakistan is the head of state of the Islamic Republic of Pakistan.
• - Current President: Asif Ali Zardari
• - President Number: 14th President of Pakistan
• - Assumed Office: 10 March 2024
• - Role: Head of State and Supreme Commander of the Armed Forces.
• - Term: Five years.
• - Election: Indirectly elected by the Electoral College.

Last updated by NA on 05-11-2026

Explanation

• - Construction Began: 1968
• - Completed/Opened: 1976
• - River: Indus River
• - Location: Swabi District, Khyber Pakhtunkhwa, Pakistan
• - Type: Earth-filled dam
• - Height: 485 feet (148 metres) above the riverbed
• - Distance: Approximately 50 km northwest of Islamabad.
• - World Record: One of the world's largest earth-filled dams.

Last updated by NA on 05-11-2026

Explanation

The prime numbers between 60 and 80 are:

61, 67, 71, 73, and 79

Let's add them up:

61 + 67 = 128

128 + 71 = 199

199 + 73 = 272

272 + 79 = 351

Last updated by NA on 05-11-2026

Explanation

1 byte equals 8 bits.

Additional Information

Last updated by NA on 05-11-2026