Questions

Q:

A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside the train will find the trajectory of the coin to be 

A) a parabola B) a horizontal straight line
C) a vertical straight line D) a circle
 
Answer & Explanation Answer: A) a parabola

Explanation:

Parabola, because when the coin is dropped at a particular point, it has the same velocity as the running train. So, by Newton's first law, it continues its motion horizontally with that velocity. But then, it is also pulled down by earth's gravity continuously. In this situation its horizontal motion gives way to the parabolic motion until it reaches the ground.

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Filed Under: Physics

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Q:

Which category of Hydrogen releases water vapour and a by product when burnt?

 

A) Green Hydrogen B) Blue Hydrogen
C) Red Hydrogen D) Black Hydrogen
 
Answer & Explanation Answer: A) Green Hydrogen

Explanation:
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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

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Q:

China's TCL Communication has a joint venture agreement with European company for manufacturing mobile handsets?

A) Alcatel B) Nokia
C) Siemens D) None of these
 
Answer & Explanation Answer: A) Alcatel

Explanation:
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Filed Under: Business Awareness

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Q:

Find the Missing Number Puzzle for the Given

number011517998001.jpg image

A) 8 B) 16
C) 9 D) 12
 
Answer & Explanation Answer: C) 9

Explanation:

Given

 

6 = 3 => Number of letters in SIX = 3

 

12 = 6 => Number of letters in TWELVE = 6

 

14 = 8 => Number of letters in FOURTEEN = 8

 

Similarly,

 

22 = 9 => Number of letters in TWENTY TWO = 9

 

 

 

 

 

Therefore, 22 = 9.

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Q:

Which forms the largest portion of the coxal bone?

A) Ilium B) Ischium
C) Pubis D) None of the above
 
Answer & Explanation Answer: A) Ilium

Explanation:

Which_forms_the_largest_portion_of_the_coxal_bone1553512529.jpg image

 

The three parts of the coxal bone are

1. Ilium

2. Ischium

3. Pubis

Ilium forms the largest portion of the coxal bone or hip bone.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT
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Q:

The atoms of the elements having same mass number but different atomic number are called

A) Isotopes B) Isobars
C) Isotones D) Isomers
 
Answer & Explanation Answer: B) Isobars

Explanation:
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Filed Under: Chemistry

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Q:

The universal donor belongs to blood group

A) A B) B
C) AB D) O
 
Answer & Explanation Answer: D) O

Explanation:

The persons with 'O' blood group do not have antigens in the red corpuscles. So that blood will not cause agglutination of corpuscles if mixed with any type of blood. So group 'O' persons are called universal donors.

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Filed Under: Biology

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Q:

What is cross - selling and up - selling?

Answer

An up - selling is getting the customer to spend more money, buy a more expensive model of the same type of product, or add features or warranties that relate to the product viewed or purchased. 


A cross - sell is to get the customer to spend more money by adding more products from other categories than the product being viewed or purchased. 

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