Q. The energy required to break one bond in DNA is $10^{-20}$ J. This value in eV is nearly :
A) 0.6
B) 0.06
C) 0.006
D) 6
Explanation
[Solution] $10^{-20}/1.6 \times 10^{-19} = 0.0625 \approx 0.06$ eV. The source key gives (1), which is incorrect. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.