【分化9.3】7、相同强度的光照射下，光电管所产生的电流约为光电池的25%.
举一反三
- 【分化</span>9.3</span>】</span>5</span>、滤光片质量越好，半宽度越宽，单色性越好。</span></strong></p>
- 【分化</span>8.4</span>】</span>5</span>、</span>25℃</span>时，以玻璃电极为正极测定</span>pH=4.00</span>的溶液电动势为</span>0.209V</span>，若测定试液，电动势增加</span>0.103V</span>，则试液的</span>pH</span>值为</span>( )</span></strong></p>
- <p style="text-indent: 19px;<strong><span style="font-family: 宋体;font-size: 19px<span style="font-family:宋体下图中平面</span>A</span></strong><strong><span style="font-family: 宋体;font-size: 19pxBCD</span></strong><strong><span style="font-family: 宋体;font-size: 19px<span style="font-family:宋体为（</span> </span></strong><strong><span style="font-family: 宋体;font-size: 19px </span></strong><strong><span style="font-family: 宋体;font-size: 19px<span style="font-family:宋体）</span></span></strong><p style="text-indent: 19px;<strong><span style="font-family: 宋体;font-size: 19px<span style="font-family:宋体https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/d0c91fe504b94247a9c17422618472f7.png</span></span></strong>
- 图示2.8电路中通过电感的电流为（）</span></p></span></span></p></span></p></span></p></span>图2.8</span></p></p></cc>
- 【分化</span>9.1</span>】</span>2</span>、不同元素电子跃迁吸收不同波长的光，溶液就显这种波长的光。</span></strong></p>