Explanation

Hibernia, in ancient geography, was one of the names by which Ireland was known to Greek and Roman writers.

The name was altered in Latin (influenced by the word hībernus) as though it meant "land of winter", although the word for winter began with a long 'i'.

Explanation

Aluminium powed + Nitrate Called Ammonal  

Ammonal is an explosive made up of ammonium nitrate and aluminium powder, in which the ammonium nitrate functions as an oxidizer and the aluminium as fuel.

The mixture is often referred to as Tannerite, which is a brand of ammonal.

The ammonium nitrate functions as an oxidizer and the aluminium as fuel.

The use of the relatively cheap ammonium nitrate and aluminium makes it a replacement for pure TNT.

Explanation

Vinay Mohan Kwatra is an Indian diplomat of the IFS cadre serving as the 34th and the current Foreign Secretary of India

Vinay Mohan Kwatra, IFS since 1 May 2022

Preceded by: Harsh Vardhan Shringla

Explanation

On the occasion of Fateh Makkah Abu Sufyan's house was described as Dar- ul-Aman by the Prophet (PBUH)

The conquest of Makka in December 629 or January 630

Prophet Muhammad (PBUH) "He who takes refuge in Abu Sufyan’s house is safe; whosoever confines himself to his house, the inmates thereof shall be in safety, and he who enters the Sacred Mosque is safe

Explanation

Annapurna is a mountain situated in the Annapurna mountain range of Gandaki Province, north-central Nepal. Annapurna, Nepali

Highest point: Annapurna I

The name for the range comes from the Hindu deity Annapurna meaning the giver of food and nourishment 

The Annapurna massif contains six prominent peaks over 7,200 m (23,620 ft) elevation

The Annapurna Conservation Area (7,629 km2) is a well-known trekking region. 

Explanation

Founder of Bait ul muqadas Sulaymaan (A S)

Bait al-Maqdis, Bayt al-Maqdis, or Bayt al-Muqaddas  is an Arabic name and a common designation for Jerusalem in the Arabic language

In 637 or 638, Caliph Umar traveled to Jerusalem in person to receive the submission of the city. The Patriarch thus surrendered to him.

The Muslim conquest of the city solidified Arab control over Palestine, which would not again be threatened until the First Crusade in 1099.

Explanation

Ammar ibn Ali Al-Mawsili invented hypodermic syringe

Abu al-Qasim Ammar ibn Ali al-Mawsili was an important eleventh-century Arab Muslim ophthalmologist.

Ali Al-Mawsili 

Born on 900

Died on 1000

Abu al-Qasim Ammar ibn Ali al-Mawsili is mostly known for the invention of a hypodermic syringe, which he used to remove cataracts, a major cause of blindness.

Explanation

The semiconductor band Gap is half-filled.

The term "band gap" refers to the energy difference between the valence band's top and the conduction band's bottom.

The band gap phenomenon occurs when two adjacent allowed bands are not wide enough to span the full range of electron energy levels.

Explanation

. LASER  stands for Light Amplification by Stimulated Emission of Radiations

LASER types

• Gas LASER
• Semiconductor LASER
• Chemical LASER
• Liquid or Dye LASER
• Excimer LASER

Properties of LASER

Explanation

Hiroshima, a modern city on Japan’s Honshu Island

Hiroshima Founded by: Mōri Terumoto

total land area of 8,480km2

Hiroshima was largely destroyed by an atomic bomb during World War II.

Hiroshima is a city and capital of Hiroshima (prefecture)