Sawaal

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Q:

Isotopes are atoms of the same element that have different

A) numbers of neutrons B) numbers of electrons
C) numbers of protons D) atomic numbers
 
Answer & Explanation Answer: A) numbers of neutrons

Explanation:

Isotopes are variations of an element that have the same charge as the original element, but a different mass, which is caused by either more/less neutrons in the nucleus.

 

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Filed Under: Chemistry
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3 1563
Q:

Thermohaline circulation is mainly due to

A) cold, dense ocean water sinking and warmer water replacing it B) winds causing circulation of ocean water
C) warmer, less dense water sinking in the ocean and cold water replacing it D) warm water being added to the ocean due to industial waste
 
Answer & Explanation Answer: A) cold, dense ocean water sinking and warmer water replacing it

Explanation:
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Filed Under: Physics
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3 1560
Q:

What was the city of Timbuktu best known for?

A) Trade B) Gold
C) Diamonds D) Tea
 
Answer & Explanation Answer: A) Trade

Explanation:

The great Sahara Desert created an opportunity for wealth by trading to peoples who live in and around the region. The city of Timbuktu was built as a result of this trade.

 

Hundreds of years ago, salt was a very valuable commodity. It was valued for its taste as well as its ability to preserve food. One of the most productive areas for producing salt was the Sahara Desert, and the city of Timbuktu was built to capitalize upon this trade.

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Filed Under: Indian Geography
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1 1558
Q:

Electrical Arcing occurs when

Answer

An electric arc is a visible plasma discharge between two electrodes that is caused by electrical current ionizing gasses in the air. Electric arcs occur in nature in the form of lightning.

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Subject: Physics Exam Prep: AIEEE , Bank Exams , GATE
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0 1556
Q:

Kyoto Protocol is related to

A) Wetland conservation B) Ozone depletion
C) Air pollution D) Climate change
 
Answer & Explanation Answer: D) Climate change

Explanation:
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Filed Under: General Science
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5 1554
Q:

Which of the following medieval rulers was called 'Jagat Guru'?

A) Ibrahim Qutbshah B) Ibrahim Adilshah I
C) Akbar D) Malik Ambar
 
Answer & Explanation Answer: B) Ibrahim Adilshah I

Explanation:
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Filed Under: Indian History
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0 1554
Q:

From a point, 40 m apart from the foot of a tower, the angle of elevation of its top is 60°. The height of the tower is

A) 40√3 km B) 40√3 cm
C) 40√3 m D) 40√2 m
 
Answer & Explanation Answer: C) 40√3 m

Explanation:
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Filed Under: Quantitative Aptitude - Arithmetic Ability
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Q:

Indian War of Independence 1857 was written by

A) V. D. Savarkar B) Lala Lajpat Rai
C) Mahatma Gandhi D) Jawaharlal Nehru
 
Answer & Explanation Answer: A) V. D. Savarkar

Explanation:

Indian War of Independence 1857 was written by Vinod Damodar Savarkar.

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Filed Under: Important Days and Years
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0 1553