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稱重量的工具有幾種

  • 生活
  • 2023-04-17 14:06

1、電子秤:電子秤是衡器的一種,是利用胡克定律或力的杠桿平衡原理測(cè)定物體質(zhì)量的工具。

2、臺(tái)秤:臺(tái)秤是承重裝置為矩形臺(tái)面,通常在地面上使用的小型衡器。

3、桿秤:桿秤是利用杠桿原理來稱質(zhì)量的簡易衡器,由木制的帶有秤星的秤桿、金屬秤錘、提紐等組成。

4、彈簧秤:彈簧秤又叫彈簧測(cè)力計(jì),是利用彈簧的形變與外力成正比的關(guān)系制成的測(cè)量作用力大小的裝置。

5、天平:天平,一種衡器。由支點(diǎn)(軸)在梁的中心支著天平梁而形成兩個(gè)臂,每個(gè)臂上掛著一個(gè)盤,其中一個(gè)盤里放著已知質(zhì)量的物體,另一個(gè)盤里放待測(cè)物體,固定在梁上的指針在不擺動(dòng)且指向正中刻度時(shí)的偏轉(zhuǎn)就指示出待測(cè)物體的質(zhì)量。

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