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Question

Assertion (A) : Nucleus of the atom does not contain electrons, yet it emits βparticles in the form of electrons.
Reason (R) :
In the nucleus, protons and neutrons exchange mesons frequently.

A
If both (A) and (R) are correct, and (R) is the correct explanation of (A).
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B
If both (A) and (R) are correct, but (R) is not the correct explanation of (A).
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C
If (A) is correct, but (R) is incorrect.
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D
If (A) is incorrect, but (R) is correct.
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E
If both (A) and (R) are incorrect.
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Solution

The correct option is B If (A) is correct, but (R) is incorrect.

Nucleus of the atom does not contain electrons, yet it emits β particles in the form of electrons.

The nucleus contains only protons and nuetrons but In the nucleus, protons and neutrons do not exchange mesons frequently.


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