Explanation

Nurek is a dam in Tajikistan

It is located on the Vakhsh River

It is one of the world's highest dams.

The dam is 984 feet (300 meters) high

It was completed in 1980

Nurek, Tajikistan: the city was established in 1960 to support the construction of the Nurek Dam,

Explanation

• E-mail stands for: Electronic Mail
• Father of E-mail: Ray Tomlinson
• First E-mail sent: 1971
• @ is used to divide an email into: two parts
• SMTP helps to send: E-mails
• SMTP stands for: Simple Mail Transfer Protocol
• Received email is saved: inbox
• Sent email is saved in: sent box
• Maximum attachment size in Yahoo Email: 25 MB
• G-mail stands: Google Mail
• Email spam also called: junk email
• To close email account click: sign out
• To create new E-mail: Sign Up
• Email hacking means: Illegal access to open email accounts of others
• Junk email is also called: Spam 
•  At sign (@): always a part of email address
• Sending an E-mail is similar to: writing a letter
• A allows us to access our e-mail from anywhere: Webmail interface 
• Bookmark:  is associated with Internet E-mail

Explanation

Let the product of two real numbers = ab

One number =9

9a=72

A= 72/9

A=8

Explanation

The correct word to use in this comparison is "than."

The sentence compares the beauty of "her" to "her sister," and "than" is the appropriate word for making such comparisons.

B. That is incorrect as it does not function to make comparisons.

C. There is also incorrect, as it doesn't fit in this context.

Explanation

 “cynosure” means a person who is the center of attraction or attention. 

Explanation

The United States officially withdrew on 22 November 2020.

Russia also announced its intentions to exit the treaty on January 15, 2021.

Russia formally withdrew in June 2021.

Explanation

Jabir Ibn Hayyan, commonly known as the 'Father of Arab Chemistry',

He was born in Persia, which is now known as Iran, in 721 AD

Notable ideas:

• Use of organic substances in chemistry
• Sulfur-mercury theory of metals
• Science of the balance
• Science of artificial generation

Explanation

• Database:
• A collection of organized data stored electronically.
• Usually covers a specific topic or area.
• Helps store, manage, and retrieve information easily.
• Allows quick searching and updating of data.

Explanation

Sir Isaac Newton was an English mathematician, physicist, astronomer, alchemist, theologian,

Author widely recognised as one of the greatest mathematicians

And physicists of all time and among the most influential scientists. 

Explanation

The word Hajj means to intend

hajj was the 5th fundamental pillar of Islam

Hajj is obligatory for Muslims Those who can afford

Hajj was made compulsory in which Hijrah 9th Hijrah

Three obligatory Acts of Hajj are there

hajj should be performed by Muslims at least once in a lifetime.

ND08-3-2023