Question
(II) The speed, $v,$ of an object is given by the equation $v=A t^{3}-B t,$ where $t$ refers to time. What are the dimensions of $A$ and $B ?$
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Here, $v$ represents speed, which has dimensions of distance/time. $t$ represents time. Show more…
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The speed $v$ of an object is given by the equation $v=A t^{3}-B t,$ where $t$ refers to time. $(a)$ What are the dimensions of $A$ and $B ?(b)$ What are the SI units for the constants $A$ and $B ?$
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$$ \begin{array}{l}{\text { (II) The spced } v \text { of an object is given by the equation }} \\ {v=A t^{3}-B t, \text { where } t \text { refers to time. (a) What are the }} \\ {\text { dimensions of } A \text { and } B ?(b) \text { What are the SI units for the }} \\ {\text { constants } A \text { and } B ?}\end{array} $$
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