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Q. The energy required to break one bond in DNA is $10^{-20}J $. This value in eV is nearly

NEETNEET 2020Electrostatic Potential and Capacitance

Solution:

$1\,eV=1.6\times 10^{-19}\\,J$
$1\,J=\frac{1}{1.6\times 10^{-19}}eV$
$10^{-20}\,J=\frac{10^{-20}}{1.6\times 10^{-19}}eV$
$=0.06\,eV$