声音的大小与什么有关?

2025-02-14 20:29:53
推荐回答(3个)
回答1:

一是声源的振幅,二是传播环境的吸音、集音能力。
首先声源振幅大,声音就大,这是根本性因素;
然后周围环境如果封闭狭小,使得声音振动集中冲击可使得音量增大,如同凸透镜折射太阳光点火;
最后如果周围环境物体可以反射声音、对声音吸收量小,声音则在一定范围内不会变小,但最终仍然会因为介质吸收声音中能量而减小。

回答2:

声音传播的载体(介质)和发声物体振动的幅度,一般用分贝表示。
200分贝 太阳内部岩浆内核释放能量产生的爆炸。
160分贝 核武器弹头爆炸
150分贝 导弹火箭的发射,导弹弹头的爆炸
145分贝 炸弹爆炸 ,或者是重武器战场
130分贝 喷射机起飞声音
110分贝 螺旋浆飞机起飞声音
105分贝 迪厅舞厅,鞭炮,山体崩塌瞬间等声音
100分贝 工作时的施工现场,摩托车f1赛车加速。
90分贝 酒吧,ktv等公共场合工作中
85分贝 耳朵鼓膜神经反射的底线
80分贝 饭店,办公室,商场等公共场合的繁忙时段。
75分贝 摩托车经过但没有加速
70分贝 小型汽车经过(电动车,一般轿车等)
50分贝 正常聊天(办公室学校等环境)
20分贝 低声的悄悄话

回答3:

声音的大小和振动的幅度(振幅)有关系
如果你需要个频率低声音大的发声体(喇叭)
那是完全可以的,低频大功率的喇叭就可以

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