本题目来源于试卷: Vibrations and Waves，类别为 IB物理学
[问答题]
Give some examples of everyda/g/q * c 31 wvch3p du cnmsa4+r7i;prls(wn:vy vibratiio(pmj. 8w7ck ng objects. Which exhibit SHM, at least approximately?(8i c7.wpmok j
参考答案: The blades in an electric shaver vibrate, approximately in SHM. The speakers in a stereo system vibrate, but usually in a very complicated way since many notes are being sounded at the same time. A piano string vibrates when struck, in approximately SHM. The pistons in a car engine oscillate, in approximately SHM. The free end of a diving board oscillates after a diver jumps, in approximately SHM.
本题详细解析:
暂无
| 
