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When a 100 -Hz oscillator is used to gen...

When a `100` -Hz oscillator is used to generate a sinusoidal wave on a certain string the wavelength is `10cm` .When the tension in the string is doubled the generator produces a wave with a frequency and wavelength of :

200Hz and 20cm

141Hz and 10cm

100Hz and 20cm

100Hz and 14.14cm

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