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A wave is described by the equation y = ...

A wave is described by the equation `y = (1.0 mm) sin pi((x)/(2.0 cm) - (t)/(0.01 s))`.
(a) Find time period and wavelength.
(b) Find the speed of particle at `x = 1.0 cm` and time `t = 0.01 s`.
( c ) What are the speed of the partcle at `x = 3.0 cm`, `5.0 cm and 7.0 cm` at `t = 0.01 s`?
(d) What are the speeds of the partcle at `x =1.0 cm` at `t = 0.011` , `0.012 and 0.013 s`?

Text Solution

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20 m/s, 4.0 cm
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