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:

The suicidal bags of the cell are

A) Lysosomes B) Ribosomes
C) Dictyosomes D) Phagosomes
 
Answer & Explanation Answer: A) Lysosomes

Explanation:
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Q:

In which year Bhutan adopted its Constitution?

A) 2004 B) 2006
C) 2008 D) 2010
 
Answer & Explanation Answer: C) 2008

Explanation:
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Q:

The salt concentration (measured as salinity in parts per thousand), is less than ______ % in inland waters.

A) 5 B) 20
C) 50 D) 75
 
Answer & Explanation Answer: A) 5

Explanation:
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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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Q:

Which is the coldest planet?

A) Uranus B) Venus
C) Neptune D) Jupiter
 
Answer & Explanation Answer: C) Neptune

Explanation:
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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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Q:

The _________ balance is equal to capital flows from the rest of the world, minus capital flows to the rest of the world.

A) Current Account B) Savings Account
C) Capital Account D) Asset Account
 
Answer & Explanation Answer: C) Capital Account

Explanation:
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