The mass of a nucleus can be either less than or more than the sum of the masses of nucleons present in it. The whole mass of the atom is considered in the nucleus.A. If both assertion and reason are true and the reason is the correct explanation of the assertionB. If both assertion and reason are true but reason is not the correct explanation of the assertionC. If assertion is true but reason is false.D. If assertion is false but reason is true

The mass of a nucleus can be either less than or more than the sum of

1.	The mass of a nucleus can be either less than or more than the sum of the masses of nucleons present in it. The whole mass of the atom is considered in the nucleus.A. If both assertion and reason are true and the reason is the correct explanation of the assertionB. If both assertion and reason are true but reason is not the correct explanation of the assertionC. If assertion is true but reason is false.D. If assertion is false but reason is true
Answer» Correct Answer - D

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Using Eq.(6.2e), find the probability `D` of a particle of mass `m` and energy `E` tunneling through the potential barrier shown in fig. where `U(x)=U_(0)(1-x^(2)//l^(2))`.
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