Mathematics, 20.01.2020 15:31 glander2

(a) suppose that the displacement of an object is related to the time according to the expression x=bt^2. what are the dimensions of b? (b) a displacement is related to the time as x=a sin (2? ft), where a and f are constants. find the dimensions of a. (hint: a trigonometric function appearing in an equation must be dimensionless.)

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