The picture shows a wave generated in a laboratory. The wavelength of the wave is ?
1.5cm
2.0cm
1.7cm
2.7cm
A
2.7cm
B
2.0cm
C
1.5cm
D
1.7cm
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Solution
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The wavelength is the distance travel for a complete cycle. Here in the figure , the wave starts at 1 cm and go back to same position at 2.7 cm and the it will repeat the pattern.
So the wavelength will be (2.7−1)=1.7cm.
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