Physics

Physics

Problem

The activity AA (disintegrations per second) of a radioactive sample is related to the number of undecayed nuclei NN by A=λNA = \lambda N, where λ\lambda is the decay constant. The dimensions of λ\lambda are a) [L−1][L^{-1}] b) [T−1][T^{-1}] c) [T][T] d) [M−1T−1][M^{-1}T^{-1}]

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