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22-05-2020
Physics

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A plane progressive wave is represented by the equation y =2sin (2000πt- 0.5x) the symbols have their usual meanings. What is the frequency of the wave and the wavelength

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917006450984help 917006450984help

22-05-2020

Explanation:

As w = 2000π

2πf= 2000π

f= 1000Hz

speed = wavelength × f= w/k

wavelength = 2000π/ (0.5× 1000)

= 4π

or

12.57

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