General Knowledge 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
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Q:

Which of the following is a metabolic function of skin?

A) synthesis of a vitamin D precursor B) cutaneous sensation
C) body temperature regulation D) elimination of nitrogenous wastes
 
Answer & Explanation Answer: A) synthesis of a vitamin D precursor

Explanation:
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Filed Under: Biology
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Q:

On 12 April 2017, Parliament passed the HIV/AIDS (Prevention and Control) Bill, 2017. This Bill provides essential support to National AIDS control programme. It aims to achieve the target of ending this Epidemic by year ______.

A) 2025 B) 2022
C) 2030 D) 2020
 
Answer & Explanation Answer: C) 2030

Explanation:
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Filed Under: General Awareness
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Q:

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

 

This argument is completely ______________ and shows very little understanding ____________ education. The costs quoted for private schools, one, have no reliable source of data and, ______________, they discount two kinds of hidden costs — to the family and _____________ the nation. Often the cost of education in private schools is _________________ with the fee per child.

 

Often the cost of education in private schools is _________________ with the fee per child.

 

A) equation B) equates
C) equating D) equated
 
Answer & Explanation Answer: D) equated

Explanation:
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

 

Seldom we have been(A)/treated in such(B)/a rude manner.(C)/No error(D)

 

A) A B) B
C) C D) D
 
Answer & Explanation Answer: A) A

Explanation:
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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.

 


have a smilarly commendable_____ base.

 

A) song B) art
C) common D) music
 
Answer & Explanation Answer: D) music

Explanation:
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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.

 

Your father said to me,"I should not have given my daughter such a long rope."

 

A) Your father told me that he had not given his daughter such a long rope. B) Your father told me that he should not have given his daughter such a long rope.
C) Your father said that he could not have given his daughter such a long rope. D) Your father told to me that he should not have given his daughter such a long rope.
 
Answer & Explanation Answer: B) Your father told me that he should not have given his daughter such a long rope.

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Q:

In the following question, sentence given with blank is to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

The investment bankers worked with the management of both the merging companies to ___________ a consensus on the merger terms.

A) express B) emerge
C) elucidate D) reach
 
Answer & Explanation Answer: D) reach

Explanation:
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