A force \( \mathrm{F} \) is given by \( \mathrm{F}=\mathrm{at}+\mathrm{bt}^{2} \), where \( \mat....

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A force \( \mathrm{F} \) is given by \( \mathrm{F}=\mathrm{at}+\mathrm{bt}^{2} \), where \( \mathrm{t} \) is time.
\( \mathrm{P} \)
(A) dimensions of a are \( \mathrm{MLT}^{-3} \)
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(B) dimensions of a are \( \mathrm{MLT}^{-2} \)
(C) dimensions of \( \mathrm{b} \) are \( \mathrm{MLT}^{-3} \)
(D) dimensions of \( \mathrm{b} \) are \( \mathrm{MLT}^{-4} \)


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