The mass defect of a nucleus is 0.1 u. What is its binding energy?
Q1. The mass defect of a nucleus is 0.1 u. What is its binding energy?
Answer: 93 MeV
Explanation: Binding energy = mass defect * 931 MeV/u = 0.1 u * 931 MeV/u = 93.1 MeV. Option 'C' forgets to multiply by 931.