The half-life of a certain isotope is

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

Problem

T_{1/2}

. If its decay constant becomes

2\lambda

instead of

\lambda

, the new half-life will be (a)

2T_{1/2}

(b)

T_{1/2}

(c)

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

(d)

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