Sawaal

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Q:

Select the antonym of

to scowl

 

A) to glower B) to smirk
C) to grimace D) to grin
 
Answer & Explanation Answer: D) to grin

Explanation:
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Q:

Which are two chemicals used to purify water?

A) Chlorine & Fluorine B) Fluorine & Iodine
C) Chlorine & Hydrogen peroxide D) Fluorine & Iodine
 
Answer & Explanation Answer: C) Chlorine & Hydrogen peroxide

Explanation:

Removing the contaminents if any in the water which causes harm to our health is involved in the purifying of water. 

 

This process involves chemicals. Chloramines, Hydrogen peroxide, Iodine are the chemicals which are used in purifying water.

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Q:

Van der Waal's equation explains the behaviour of _____

A) Ideal gases B) Real gases
C) Mixture of gases D) Diatomic gases
 
Answer & Explanation Answer: B) Real gases

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Q:

Select the antonym of

 

vivified

 

A) invigorated B) revived
C) dull D) animated
 
Answer & Explanation Answer: C) dull

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Q:

In a Cinema hall, the distance between the projector and the screen is increased by 2%. Then the intensity of illumination on the screen is 

A) decreased by 2% B) decreased by 4%
C) increased by 2% D) increased by 4%
 
Answer & Explanation Answer: B) decreased by 4%

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Q:

The Court language of the Mughals was 

A) Hindiv B) Arabic
C) Persian D) Urdu
 
Answer & Explanation Answer: C) Persian

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Q:

Which freedom fighter was the author of the book "An Introduction of the dreamland" ?

A) Bhagat Singh B) Bal Gangadhar Tilak
C) Vinayak Damodar Savarkar D) Subhas Chandra Bose
 
Answer & Explanation Answer: A) Bhagat Singh

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Q:

Which one of the following is the most characteristic property of an element?

 

A) Density B) Boiling point
C) Mass number D) Atomic number
 
Answer & Explanation Answer: D) Atomic number

Explanation:

Atomic  number  is  the  fundamental properties  of  an  element.  Every atom  is  identified  by  its  unique atomic  number.  Atomic  number  is equal  to  the  number  of  protons present in an atom of the element.

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