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

0 1502

Q:

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

In the same boat

A) When the option that you have is equally bad as the situation you are in.	B) Life like the river throws the same challenges for all boats.
C) Be in the same difficult circumstances as others.	D) Big and small boats suffer the same fate in a storm.

Answer & Explanation Answer: C) Be in the same difficult circumstances as others.

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".

But we expect them (to performs) better than all others.

A) to performing	B) perform
C) to perform	D) no improvement

Answer & Explanation Answer: C) to perform

Explanation:

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

0 1502

Q:

Harsha moved his capital from _____ to _____ .

A) Thanesar , Kanauj	B) Delhi , Deogiri
C) Kamboj , Kanauj	D) Valabhi , Delhi

Answer & Explanation Answer: A) Thanesar , Kanauj

Explanation:

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Filed Under: Indian History
Exam Prep: Bank Exams

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Q:

The Gulf Stream is a poleword flowing current in the Atlantic Ocean. Which one of the following statements with regard to this is not correct?

A) It is similar to the Kuroshio current in the North Pacific Ocean.	B) It transports warm, tropical water towards polar region.
C) This current is a major factor in weather along the east coast of the USA.	D) The warm water of the Gulf Stream sustains the coral reefs of West Pacific Coast.

Answer & Explanation Answer: D) The warm water of the Gulf Stream sustains the coral reefs of West Pacific Coast.

Explanation:

All are correct except 4. The Kuroshio is a north-flowing ocean current on the west side of the North Pacific Ocean. It is similar to the Gulf Stream in the North Atlantic and is part of the North Pacific ocean gyre. Like the Gulf stream, it is a strong western boundary current. Gulf stream is not present in west Pacific coast

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Filed Under: World Geography
Exam Prep: Bank Exams

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Q:

If two marbles are picked at random, what is the probability that either both are red or both are green?

A) 5/7	B) 5/14
C) 1/7	D) 1/14

Answer & Explanation Answer: C) 1/7

Explanation:

Required probability = $\frac{(10 + 3)}{91} = \frac{13}{91} = \frac{1}{7}$

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE
Job Role: Bank Clerk , Bank PO

3 1502

Q:

Which of the following popular tourist destinations of India were built in 1911 to commemorate the visit of King George V and Queen Mary?

A) India Gate	B) Gateway of India
C) The Prince of Wales Museum	D) Victoria Terminus

Answer & Explanation Answer: B) Gateway of India

Explanation:

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Filed Under: Famous Places
Exam Prep: Bank Exams

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Q:

The area of a semicircle is 308 sq.cm. Calculate its perimeter (in cm)

A) 144	B) 49
C) 98	D) 72

Answer & Explanation Answer: D) 72

Explanation:

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

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