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:

Instrument for measuring low temperatures is called

A) Diagometer	B) Cryometer
C) Chromatoptometer	D) Cymometer

Answer & Explanation Answer: D) Cymometer

Explanation:

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Exam Prep: Bank Exams

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Q:

If the acceleration due to gravity on the surface of earth is g, then the acceleration due to gravity on the surface of a planet whose mass is same as that of earth and radius is half as that of earth is _________________.

A) 2g	B) g/4
C) g/2	D) 4g

Answer & Explanation Answer: D) 4g

Explanation:

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Filed Under: Physics
Exam Prep: Bank Exams , CAT

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Q:

The word development in economics pertains to

A) democratic countries	B) third world countries
C) advanced countries	D) undeveloped countries

Answer & Explanation Answer: B) third world countries

Explanation:

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Filed Under: Indian Economy
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Q:

The chemical formula of Sodium Carbonate is

A) Na3CO2	B) Na2CO
C) NaCO3	D) Na2CO3

Answer & Explanation Answer: D) Na2CO3

Explanation:

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Filed Under: Chemistry
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Q:

Improve the bracketed part of the sentence.
Higher crude oil prices have doubtlessly provided a significant fiscal boost in the past several months, although any (flair on) going forward can lead to a price spiral
that would have other untoward consequences as well.

A) flair in	B) flare at
C) flare up	D) No improvement

Answer & Explanation Answer: C) flare up

Explanation:

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Filed Under: English

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Q:

In the following question, out of the four alternatives, select the word similar in meaning to the word given.
Dauntless

A) Brave	B) Insane
C) Playful	D) Ugly

Answer & Explanation Answer: A) Brave

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

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Q:

Evaporation of water from leaves of a plant is called

A) Transpiration	B) Respiration
C) Perspiration	D) Evaporation

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