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Q:

The monomer/monomers used for the synthesis of Nylon 6 is/are

A) hexamethylenediamine and adipic acid B) caprolactam
C) urea and formaldehydeD. D) phenol and formaldehyde
 
Answer & Explanation Answer: A) hexamethylenediamine and adipic acid

Explanation:

Nylon is made when the appropriate monomers (the chemical building blocks which make up polymers) are combined to form a long chain via a condensation polymerisation reaction. The monomers for nylon 6-6 are adipic acid and hexamethylene diamine

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Filed Under: Chemistry
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Q:

Which of the following is not soluble in water?

A) Lead sulphate B) Zinc sulphate
C) Potassium sulphate D) Sodium sulphate
 
Answer & Explanation Answer: A) Lead sulphate

Explanation:
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Q:

Select the word with the correct spelling.

A) magnisia B) shaters
C) mandarine D) horrible
 
Answer & Explanation Answer: D) horrible

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Filed Under: English
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Q:

Select the word with the correct spelling.

A) galeons B) audasity
C) garbbling D) cerebrum
 
Answer & Explanation Answer: D) cerebrum

Explanation:
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Filed Under: English
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Q:

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

 

Debonair

 

A) Elegant B) Awkward
C) Clumsy D) Difficult
 
Answer & Explanation Answer: A) Elegant

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Q:

Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.

The thing no longer in use

A) Obstacle B) Obsolete
C) Obsidian D) Obstruction
 
Answer & Explanation Answer: B) Obsolete

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Q:

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

I was impressed of it.

A) by B) on
C) for D) No improvement
 
Answer & Explanation Answer: A) by

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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.

Rule of thumb

A) A rough unit of measure for small lengths B) A broadly accurate guide based on practice
C) To force someone to work against his wish D) To use your power to ensure discipline
 
Answer & Explanation Answer: B) A broadly accurate guide based on practice

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