General Knowledge Questions

Q:

Blotting paper absorbs ink due to

A) Coarse nature of paper B) Osmosis
C) Capillary action D) Siphoning
 
Answer & Explanation Answer: C) Capillary action

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Q:

Assuming that the charge of an electron is 1.6 x 10-19 C, the number of electrons passing through a section of wire per second when the wire carries a current of 1 A is

 

 

 

A) 6.25 x 1018 C B) 1.6 x 10-19 C
C) 1.6 x 1019 C D) 0.625 x 1017 C
 
Answer & Explanation Answer: A) 6.25 x 1018 C

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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

 

Easier said than done

 

A) A task which is expected to be difficult turns out to be easy. B) Intentionally tell some one that a difficult task is easy
C) Be more easily talked about than put into practice D) Once a difficult task is done it feels easy
 
Answer & Explanation Answer: C) Be more easily talked about than put into practice

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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:

______________ among the following is a Language of JavaScript.

A) text/JavaScript B) text/ecmascript
C) text/vbscript D) JavaScript vbscript
 
Answer & Explanation Answer: D) JavaScript vbscript

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Q:

Which of the following elements has the lowest melting point?

A) Titanium B) Tungsten
C) Argon D) Nickel
 
Answer & Explanation Answer: C) Argon

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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.

 

The emperor was impressed with the singer and asked, ‘What can I do for you?'

 

A) The emperor impressed with the singer and asked that what he could do for him. B) The emperor was impressed with the singer and asked what he could do for him.
C) The emperor impressed with the singer asked what could be done for him. D) The emperor was impressed with the singer and asked what could be done for him.
 
Answer & Explanation Answer: B) The emperor was impressed with the singer and asked what he could do for him.

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Q:

In the following passage some of the words have been left out. Read the passage carefully and choose the correct answer for the given blank out of the four alternatives.

 


It so haappens that_____ siblings sing one of_____invariably has a less_____ vocal prowess even though______ have a similarly commendable ____base.

 


invariably has a less _____

 

A) tuned B) high
C) potent D) wide
 
Answer & Explanation Answer: C) potent

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