Questions

Q:

The attenuation in optical fibre is mainly due to

A) Scattering B) Absorption
C) Both (a) and (b) D) Neither absorption nor scattering
 
Answer & Explanation Answer: A) Scattering

Explanation:

The reason for transmitting data over optical fibers, is because the speed of data transmission through optical wires are equal to the speed of light. The intense speed of data transfer speed, has lead to the use of optical fibers. The optical fiber uses the technology of transferring light beams, from one end to the other end of optical cables. The attenuation in optical fiber is due to Scattering. The reason why scattering is caused, due to the folding, in the wire.

 

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Filed Under: Physics
Exam Prep: Bank Exams , CAT

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Q:

Recently, scientists have found second Great Spot 24000 km across and 12000 km wide on which planet?

A) Saturn B) Mars
C) Jupiter D) Mercury
 
Answer & Explanation Answer: C) Jupiter

Explanation:
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Filed Under: General Science
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Q:

The _________ keeps the average temperature of the Earth fairly steady.

A) biosphere B) heliosphere
C) atmosphere D) photosphere
 
Answer & Explanation Answer: C) atmosphere

Explanation:
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Filed Under: General Science
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Q:

___ fundamental rights are recognized by the Indian constitution.

A) Five B) Six
C) Seven D) Eight
 
Answer & Explanation Answer: C) Seven

Explanation:
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Filed Under: Indian Politics
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Q:

Who among the following is addressed as the Chairman of Rajya Sabha?

A) Prime Minister B) Chief Justice
C) Vice­-President D) Attorney General
 
Answer & Explanation Answer: C) Vice­-President

Explanation:
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Filed Under: Indian Politics
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Q:

Stan Lee, who passed away recently, was a comic writer with which of the following comic works was he as associated? 

A) Science fiction Comics  B) Action/Adventur Comics 
C) Manga Comics  D) Superhero Comics 
 
Answer & Explanation Answer:

Explanation:

Stan Lee, the legendary writer, editor and publisher of Marvel Comics whose fantabulous but flawed creations made him a real-life superhero to comic book lovers everywhere, has died. 

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Filed Under: General Awareness
Exam Prep: Bank Exams , CAT

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Q:

Where is the headquarters of Interpol located?

A) Paris B) London
C) Lyon D) Brussels
 
Answer & Explanation Answer: C) Lyon

Explanation:
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Filed Under: General Awareness
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Q:

Person who is colour-blind cannot distinguish between

A) Black and yellow B) Red and green
C) Yellow and white D) Green and blue
 
Answer & Explanation Answer: B) Red and green

Explanation:
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Filed Under: General Science
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