Explanation

• ECG (Electrocardiogram) is a test used to measure the electrical activity of the heart.

It is commonly used for the diagnosis of heart-related ailments, such as:

• Arrhythmias (irregular heart rhythms)
• Coronary artery disease
• Cardiac arrests
• Heart failure

Explanation

He is knocking at the door 

وہ دروازے پر دستک دے رہا ہے

the preposition "at" is used to indicate a specific location

where the action of knocking is taking place.

Explanation

Explanation

Golam Sarwar is the current Secretary General of South Asian Association for Regional Cooperation (SAARC).

Appointed in 4th March 2023.

Golam Sarwar belongs to Bangladesh.

Replaced: Esala Weerakoon

Explanation

Explanation

• The Caspian Sea is the largest lake in  the world
• ***
• The Caspian Sea is world largest fresh water lake.
  
  
• The Caspian Sea is the world's largest inland body of water, variously classed as the world's largest lake or a full-fledged sea.
  

Explanation

****

ND10-1-2023

Explanation

مرزا اسداللہ خان غالب 27 دسمبر 1797 کو آگرہ میں پیدا ہوئے۔

Explanation

• The Fat Man was dropped on Nagasaki, Japan, on August 9, 1945, at 11:01 AM.
• The atomic bomb pm Nagasaki was dropped on 9 August 1945.
• **
•  The United States detonated two atomic bombs over the Japanese cities of Hiroshima and Nagasaki On August 9, 1945. 
• The two bombings killed between 129,000 and 226,000 people
  
• “Fat Man” dropped an atomic bomb at 11:02 that morning.
• Little Boy was the name of the Atomic Bomb dropped on the city of Hiroshima
  
• .**

Explanation

Greenwich is an area in south-east London, England

It lies on the south bank of the River Thames in the historic county of Kent.

It is famous for the Prime Meridian (0° longitude).

It is used as the reference for Greenwich Mean Time (GMT).

Greenwich is famous for calculating the time for all countries.

The Greenwich meridian, also known as the prime meridian, passes through the following countries:

• England
• France
• Spain
• Algeria
• Mali
• Burkina Faso
• Togo
• Ghana 
• Antarctica