1.

The mean distance between the atoms of iron is 3\times {{10}^{-10}}m and interatomic force constant for iron is 7\,N\,/mThe Young?s modulus of elasticity for iron is [JIPMER 2002]A) 2.33\times {{10}^{5}}\,N/{{m}^{2}} B) 23.3\times {{10}^{10}}\,N/{{m}^{2}} C) 233\times {{10}^{10}}\,N/{{m}^{2}} D) 2.33\times {{10}^{10}}\,N/{{m}^{2}}

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The answer of u r question is...

Option.D

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