Explanation

PIA flight landed in china in 1963

 PIA, in 1964 became the first non-Communist airline to fly to China

PIA was founded on 29 October 1946 as Orient Airways,

Orient Airways Ltd. was an airline established in 1946 new name Pakistan International Airlines in 1955

The airline shifted operations to the newly independent state of Pakistan in 1947.

Pakistan International Airlines is an international airline of Pakistan

SH19-8-2023

Explanation

Member of G8

•  France,
• the United States,
• the United Kingdom,
• Russia (suspended),
• Germany,
• Japan
• , Italy,
• Canada.

Members of G20

•  Argentina,
• Australia,
• Brazil,
• Canada,
• China,
• France,
• Germany,
• India,
• Indonesia,
• Italy,
• Japan,
• Republic of Korea
• , Mexico
• , Russia
• , Saudi Arabia
• , South Africa
• , Turkey
• , the United Kingdom,
• the United States
•  the European Union.

SH19-8-2023

Explanation

Gooch crucibles made of borosilicate glass with fritted glass bases 

porcelain is used where ashing at high temperatures is required, and those made of borosilicate glass are adequate for drying.

Explanation

The first law of thermodynamics is based on "

the law of conservation of energy, which states that energy cannot be created or destroyed, but can be transferred from one form to another".

Explanation

Ephemeral  عارضی

temporary عارضی

Explanation

Nomadic:  خانہ بدوش

peregrine  غیر ملکی، اجنبی

Explanation

Facet پہلو

Aspect پہلو

Explanation

Slander بہتان

Praise تعریف

Explanation

Historic  تاریخی

Major اہم

Explanation

Tranquil  پر سکون

Loud پر شور

Turbulent means ہنگامہ خیز

Noisy شور مچانا