Which of the following gives the correct relation between the half-life of a…

PHYSICS · Single correct · A Level · Physics · Nuclear physics · Nuclear physics

Problem

Which of the following gives the correct relation between the half-life

T_{1/2}

of a radioactive nuclide and its decay constant

\lambda

? (a)

T_{1/2}=\dfrac{1}{\lambda}

(b)

T_{1/2}=\dfrac{\log_{10} 2}{\lambda}

(c)

T_{1/2}=\dfrac{\ln 2}{\lambda}

(d)

T_{1/2}=\dfrac{1}{2\lambda}