KcetUnits And Measurement And DimensionsKCET 2025MCQ+1 / -02025Which of the following expression can be deduced on the basis of dimensional analysis? (All symbols have their usual meanings)A $\mathrm{x}=\mathrm{A} \cos \omega \mathrm{t}$B $\mathrm{N}=\mathrm{N}_0 \mathrm{e}^{-\lambda \mathrm{t}}$C $\mathrm{F}=6 \pi \eta \mathrm{r} \nu$D $\mathrm{s}=\mathrm{ut}+\frac{1}{2} \mathrm{at}{ }^2$Check AnswerClear SelectionReveal AnswerShow Explanation