Home › CBSE Class 12 (Science) › Physics › Nuclei › A nucleus has a mass defect of 0.02 u. What bind…
A nucleus has a mass defect of 0.02 u. What binding energy does it have?
A46.6 MeV
B18.6 MeV
C1.86 MeV
D186 MeV
Answer & Solution
Correct answer: B. 18.6 MeV
Binding energy is 0.02 × 931.5 MeV, which is about 18.6 MeV.
Related questions
The Sun is about 5 × 10⁹ years old. Its hydrogen should last about how much longer?What is the main challenge in controlled thermonuclear fusion?Controlled fusion reactors aim to heat fuel to about what temperature?What will the Sun become after its core hydrogen is exhausted?At about 10⁸ K, a star's core fuses helium nuclei into what?How much energy is released when four hydrogen atoms fuse into helium?The net result of the Sun's proton-proton cycle is four hydrogen forming what?Fusion driven by raising the temperature is called what?