Q:

The cotton gin was an important invention because

Answer

Cotton Gin was invented by Eli Whitney in 1793, which is used to separate cotton seeds from cotton fiber.

Hence, it was an important invention because it dramatically reduced the amount of time it took to separate cotton seeds from cotton fiber.

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Subject: Inventions Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

There are five boxes in a cargo hold. The weight of the first box is 200 kg and the weight of the second box is 20% higher than the weight of the third box, whose weight is 25% higher than the first box’s weight. The fourth box at 350 kg is 30% lighter than the fifth box. Find the difference in the average weight of the four heaviest boxes and the four lightest boxes.

A) 51.5 kg	B) 75 kg
C) 37.5 kg	D) 112.5 kg

Answer & Explanation Answer: B) 75 kg

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams
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Q:

What is virtual channel?

Answer

Virtual channel is normally a connection from one source to one destination, although multicast connections are also permitted. The other name for virtual channel is virtual circuit.

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Subject: Networking
Job Role: Network Engineer

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Q:

Which has the lowest freezing point?

A) Mercury	B) Helium
C) Cesium	D) Aluminium

Answer & Explanation Answer: B) Helium

Explanation:

Helium has the lowest freezing point of all the elements. When coming to metals, mercury has the lowest freezing point of all the metals.

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

How many Species go Extinct Every Day?

Answer

About 150 - 200 species of plant, insect, bird and mammal become extinct every day or 24 hrs.

This is not an accurate but an estimation by U.N. Convention on Biological Diversity and Global Extinction Rates. It is also said that current extinctions were 'up to 100 times higher than the background rate.'

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Subject: General Science Exam Prep: AIEEE , Bank Exams
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Q:

In beta decay what is emitted

A) electron	B) proton
C) neutron	D) All of the above

Answer & Explanation Answer: A) electron

Explanation:

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Filed Under: Physics
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Q:

Who was appointed as NASSCOM chairman in April 2017 ?

A) C P. Gurnani	B) Raman Roy
C) Smt. Singha	D) None

Answer & Explanation Answer: B) Raman Roy

Explanation:

The National Association of Software and Services Companies (Nasscom) appointed Raman Roy (Managing Director of Quatrro Global Services) as its chairman for 2017-2018.

Rishad Premji (Chief Strategy Officer (CSO), Wipro Limited) has been appointed Vice Chairman. Raman Roy has replaced Mr. CP Gurnani.

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Filed Under: General Awareness
Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk

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Q:

What is the heat generated (in J) in a heating element of resistance 900 $Ω$ when a current of 0.3 A passes through it for 10 seconds?

A) 2700	B) 810
C) 405	D) 1350

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