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Q:

In the gamma decay of a nucleus

A) the mass number of the nucleus changes whereas its atomic number does not change B) the mass number of the nucleus does not change whereas its atomic number changes
C) both the mass number and the atomic number of the nucleus change D) neither the mass number nor the atomic number of the nucleus changes
 
Answer & Explanation Answer: D) neither the mass number nor the atomic number of the nucleus changes

Explanation:

The emission of gamma rays does not alter the number of protons or neutrons in the nucleus but instead has the effect of moving the nucleus from a higher to a lower energy state (unstable to stable)

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

What made standard oil a horizontal integration monopoly?

A) It owned ninety percent of US oil refineries B) It operated all across the United States
C) It controlled all aspects of oil production D) It formed a trust
 
Answer & Explanation Answer: A) It owned ninety percent of US oil refineries

Explanation:
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Filed Under: World History
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

Which day is celebrated as United nations Day every year?

A) 24 October B) 26 October
C) 24 November D) 26 November
 
Answer & Explanation Answer: A) 24 October

Explanation:

Every year on 24th October, United Nations Day is celebrated to commemorate the day of United Nations formation. 

The United Nations is an intergovernmental organization that was tasked to maintain international peace and security, develop friendly relations among nations, achieve international co-operation and be a centre for harmonizing the actions of nations. I was started on 24 October 1945.

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Filed Under: Important Days and Years
Exam Prep: AIEEE , Bank Exams , CAT
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Q:

Find the volume (in cub.cm) of a sphere of diameter 42 cm

A) 17779 B) 36922
C) 38808 D) 13371
 
Answer & Explanation Answer: C) 38808

Explanation:
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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: GATE , Bank Exams

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Q:

Select the word with the correct spelling.

A) erasable B) nuerones
C) ignomminy D)  trouncees
 
Answer & Explanation Answer: A) erasable

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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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.

to drive someone up the wall

 

A) to make someone very irritated B) to break the barriers of misunderstanding between two persons
C) to encourage someone D) to be the cause of someone's success
 
Answer & Explanation Answer: A) to make someone very irritated

Explanation:
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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

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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".

 

People (have got so addict) to their virtual life that they forget there is more to life than just sitting in front of a plastic box.

 

A) have got so addicting B) has got so addicted
C) have got so addicted D) no improvement
 
Answer & Explanation Answer: C) have got so addicted

Explanation:
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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

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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.

 

Be in the air

 

A) Harmful gaseous effluents from a factory. B) To fly like a bird or a plane.
C) When an emotion or idea is on everyone's mind. D) To be likely to happen.
 
Answer & Explanation Answer: C) When an emotion or idea is on everyone's mind.

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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

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