1.

The time dependence of a physical quantity P isgiven by P Po e, where a is a constant and tis time. The constant a

Answer»

Given:The time dependence of physical quantity Pis found to be of the form

p=poexp(-α t2)

αt2 is dimensionless

Therefore:α=1/t2=1/[T2]=[T-2] or[T⁻²]

Conclusion :constant α will[T-2] or[T⁻²]



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