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JEE Mains 03-Sep-2020 Shift 2 Solved Paper

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Question : 2

Total: 75

The radius of R of a nucleus of massnumber A can be estimated by the formula R=(1.3×10−15) A1∕3 m. It follows that the massdensity of a nucleus is of the order of:
(Mprot.≅Mneut. ≃1.67×10−27 kg)

1024 kg m−3
103 kg m−3
1017 kg m−3
1010 kg m−3

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