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CBSE Class 12-science Answered

(i) What characteristic property of nuclear force explains the constancy of binding energy per nucleion (BE/A) in the range of mass number 'A' lying 30
Asked by Topperlearning User | 28 May, 2015, 09:47: AM
answered-by-expert Expert Answer

 

(a) The constancy of the binding energy in the range 30 < A < 170 is a consequence of the fact that nuclear force is short ranged.

(b) The radius of a nuclei = R0 A1/3 = R

Volume = begin mathsize 14px style 4 over 3 πR cubed space equals space 4 over 3 πRo cubed straight A end style

Density = begin mathsize 14px style fraction numerator Mass space over denominator Volume space end fraction equals space fraction numerator M ass space of space nucleo n space straight x up diagonal strike space straight A end strike over denominator begin display style 4 over 3 πR subscript straight o cubed space straight x space up diagonal strike straight A space end style end fraction end style

 

Answered by | 28 May, 2015, 11:47: AM
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