Questions

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

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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

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Filed Under: General Science
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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

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Filed Under: General Awareness

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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

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Filed Under: General Awareness
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Q:

What is the fundamental unit of amount of a substance?

A) Mole B) Candela
C) Kelvin D) Meter
 
Answer & Explanation Answer: A) Mole

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Filed Under: Physics
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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:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

 

I closed the window just in time and (return) to my room with relief.

 

A) returns B) returned
C) will return D) no improvement
 
Answer & Explanation Answer: B) returned

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Filed Under: English
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Q:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

 

The footpath (had been hijacked) by gigantic blue-and-green barricades.

 

A) have been hijacked B) have being hijacked  
C) had been hijacking D) no improvement
 
Answer & Explanation Answer: D) no improvement

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