로그인
Physics for IGCSE & O level - Waves And Sounds (Section 3 - No. 38)
How is the speed of a wave calculated?
Frequency + Wavelength
Frequency - Wavelength
Frequency × Wavelength
Wavelength / Frequency
설명
Wave speed = frequency * wavelength.
댓글 (0)
댓글을 달려면 로그인하세요
광고
자바스크립트가 이 페이지를 올바르게 로드하도록 허용