“如何测量凹、凸透镜的焦距”参考答案

“如何测量凹、凸透镜的焦距”参考答案DIV.MyFav_1219027968088 P.MsoNormalTEXT-JUSTIFY: inter-ideograph; FONT-SIZE: 10.5pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: Times New Roman; TEXT-ALIGN: justifyDIV.MyFav_1219027968088 LI.MsoNormalTEXT-JUSTIFY: inter-ideograph; FONT-SIZE: 10.5pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: Times New Roman; TEXT-ALIGN: justifyDIV.MyFav_1219027968088 DIV.MsoNormalTEXT-JUSTIFY: inter-ideograph; FONT-SIZE: 10.5pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: Times New Roman; TEXT-ALIGN: justifyDIV.MyFav_1219027968088 H1FONT-WEIGHT: normal; TEXT-JUSTIFY: inter-ideograph; FONT-SIZE: 10.5pt; MARGIN: 0cm 0cm 0pt; FONT-STYLE: italic; FONT-FAMILY: Times New Roman; TEXT-ALIGN: justifyDIV.MyFav_1219027968088 P.MsoBodyTextIndent2TEXT-JUSTIFY: inter-ideograph; FONT-SIZE: 10.5pt; MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; FONT-FAMILY: Times New Roman; TEXT-ALIGN: justifyDIV.MyFav_1219027968088 LI.MsoBodyTextIndent2TEXT-JUSTIFY: inter-ideograph; FONT-SIZE: 10.5pt; MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; FONT-FAMILY: Times New Roman; TEXT-ALIGN: justifyDIV.MyFav_1219027968088 DIV.MsoBodyTextIndent2TEXT-JUSTIFY: inter-ideograph; FONT-SIZE: 10.5pt; MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; FONT-FAMILY: Times New Roman; TEXT-ALIGN: justifyDIV.MyFav_1219027968088 A:linkCOLOR: blue; TEXT-DECORATION: underlineDIV.MyFav_1219027968088 SPAN.MsoHyperlinkCOLOR: blue; TEXT-DECORATION: underlineDIV.MyFav_1219027968088 A:visitedCOLOR: purple; TEXT-DECORATION: underlineDIV.MyFav_1219027968088 SPAN.MsoHyperlinkFollowedCOLOR: purple; TEXT-DECORATION: underlineDIV.MyFav_1219027968088 PREFONT-SIZE: 10pt; MARGIN: 0cm 0cm 0pt; FONT-FAMILY: Arial Unicode MSDIV.MyFav_1219027968088 DIV.Section1page: Section1DIV.MyFav_1219027968088 OLMARGIN-BOTTOM: 0cmDIV.MyFav_1219027968088 ULMARGIN-BOTTOM: 0cm1、（1）10；（2）上；（3）放大 幻灯机2、B(提示：根据u>2f时成缩小实像）3、15 d4、8 左 照相机 (提示：根据2f时物距与像距相等)5、（1）同一高度；（2）清晰；（3）10(提示：根据2f时物距与像距相等)；（4）光屏一侧 放大 放大镜6、A(提示：根据成缩小实像时u>2f)7、A(提示：如图1所示）8、10 4cm/s(提示：根据2f时物距与像距相等或者物距越大像距越接近f；像移动的距离为20cm-12cm=8cm)9、A(提示：根