GATE Questions

Q:

Which compound contains ionic bonds?

A) CaO B) CO2
C) NO2 D) NO
 
Answer & Explanation Answer: A) CaO

Explanation:

An ionic bond is a chemical bond between two atoms in which one atom seems to donate its electron to another atom.

 

Here in the given compounds, the compound that contains ionic bond is CaO, Calcium oxide.

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Q:

Which subatomic particle has no charge?

A) electron B) neutron
C) proton D) All of the above
 
Answer & Explanation Answer: B) neutron

Explanation:

An atom is composed of three subatomic particles. They are ::

 

1) Electron (-vely charged particle)

2) Proton (+vely charged particle)

3) Neutron (No charge particle)

 

Hence, Neutron is the subatomic particle which has no charge.

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Q:

Compounds are formed as a result of chemica change.

A) TRUE B) FALSE
Answer & Explanation Answer: A) TRUE

Explanation:

TRUE, the compounds are formed as a result of chemical change.

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Q:

A sum of Rs. 2600 is invested at two different rates of interest. The difference between the simple interests got after 4 years is Rs 402.80 at these two rates, what is the difference between the rates of interest?

A) 1.58 B) 2.63
C) 3.87 D) 4.02
 
Answer & Explanation Answer: C) 3.87

Explanation:

Let the two different rates of interests be r1 and r2 respectively.

From the given data,

2600 x 4 x r1 - r2100  = 402.80r1 - r2 = 402.80104  = 3.87

 

Hence, the difference in the interest rates = 3.87

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Q:

A seven letter word containing thousands of letters is what?

Answer

It is a Postbox or a Mailbox which contains thousands of letters or mails or messages.

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Q:

Ticks and mites are actually

A) Arachnids B) Insects
C) Myriapods D) Crustaceans
 
Answer & Explanation Answer: A) Arachnids

Explanation:
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Q:

The Reserve Bank of India has imposed a penalty of Rs 5 crore on which of the following banks for non-compliance of its directives?

A) Karur Vysya Bank B) HDFC Bank
C) Kotak Mahindra Bank D) Yes Bank
 
Answer & Explanation Answer: A) Karur Vysya Bank

Explanation:

The Reserve Bank of India has imposed a penalty of Rs 5 crore on Karur Vysya Bank for non-compliance of its directives on Income Recognition and Asset Classification (IRAC).

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Q:

A person who knows many foreign languages

A) Grammarian B) Polyglot
C) Linguist D) Bilingual
 
Answer & Explanation Answer: C) Linguist

Explanation:
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