Ultrasonic sound waves can penetrate deep inside the sea or human body because of its:
A
Low frequency and Longer wavelength
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B
Low frequency and Shorter wavelength
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C
High frequency and Shorter wavelength
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D
High frequency and Longer wavelength
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Solution
The correct option is C High frequency and Shorter wavelength Frequency of a wave is directly proportional to the energy of that wave. Hence for higher frequency, energy is higher and with that energy it is capable enough to penetrate deep.