01 Wave speed, amplitude, wavelength and frequency are called:

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02 A wave travels at 500 m/s and has frequency 20 Hz. What…

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03 A wave has wavelength 2.5 m and frequency 400 Hz. Find its…

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04 Which waves are used to penetrate objects for imaging in hospitals and…

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05 The amplitude of a wave is:

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06 What are infrared rays?

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07 A wave produces 40 crests and 40 troughs in 0.3 s. Find…

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08 Which electromagnetic radiation has the shortest wavelength among these options?

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09 Which statement about sound waves and light waves is correct?

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10 Which is not a characteristic of a wave?

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