Questions

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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Q:

Heat flows as a result of difference of _____.

A) Temperature B) Density
C) mass D) Volume
 
Answer & Explanation Answer: A) Temperature

Explanation:
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Q:

The antiparticle of an electron is

A) Positron B) Proton
C) Alpha particles D) Beta particles
 
Answer & Explanation Answer: A) Positron

Explanation:
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Q:

Select the word with the correct spelling.

A) quaffing B) conveynor
C) fuselag D) bumbbling
 
Answer & Explanation Answer: A) quaffing

Explanation:
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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

To harass someone persistently to do something.

A) Iconoclast B) Dote
C) Neurotic D) Importune
 
Answer & Explanation Answer: D) Importune

Explanation:
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Q:

The sentences given with blanks are to be filled with an appropriate word(s). Four alternatives are suggested for each question. For each question, choose the correct alternative and click the button corresponding to it.

They abandoned their comrades __________ the wolves.

A) by B) between
C) on D) among
 
Answer & Explanation Answer: D) among

Explanation:
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Q:

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

With her ______ the gate, you cannot ignore the issue any further.

 

A) at B) nearby
C) into D) towards
 
Answer & Explanation Answer: A) at

Explanation:
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Q:

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Usurp

A) Restore B) Encroach
C) Coup D) Seize
 
Answer & Explanation Answer: A) Restore

Explanation:
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