9 December, 23:16
a displacement is related to time as x=A sin (2 pi f t) where A and f are constant. find the dimention of A.
10 December, 00:22
A is a length or distance. The sin and all the other trig functions have no units. They're just numerical ratios.
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» a displacement is related to time as x=A sin (2 pi f t) where A and f are constant. find the dimention of A.