收藏
下载资源 加入VIP,免费下载

九年级物理全册第十九章生活用电第1节家庭电路课件（新版）新人教版.pptx

上传人：medalangle361 文档编号：1087718 上传时间：2019-04-08 格式：PPTX 页数：14 大小：1.42MB
下载 相关 举报
九年级物理全册第十九章生活用电第1节家庭电路课件（新版）新人教版.pptx_第1页
第1页 / 共14页
九年级物理全册第十九章生活用电第1节家庭电路课件（新版）新人教版.pptx_第2页
第2页 / 共14页
九年级物理全册第十九章生活用电第1节家庭电路课件（新版）新人教版.pptx_第3页
第3页 / 共14页
九年级物理全册第十九章生活用电第1节家庭电路课件（新版）新人教版.pptx_第4页
第4页 / 共14页
九年级物理全册第十九章生活用电第1节家庭电路课件（新版）新人教版.pptx_第5页
第5页 / 共14页
点击查看更多>>
资源描述

第十九章 生活用电,2.在家庭电路中,从进户线起连接顺序正确的是( C ) A.闸刀开关、电能表、保险盒、插座 B.闸刀开关、电能表、插座、保险盒 C.电能表、闸刀开关、保险盒、插座 D.电能表、保险盒、闸刀开关、插座 3.家庭电路中,空气开关的主要作用是( D ) A.保证电路的电压不变 B.保证电路的电流不变 C.保证用电器的功率不变 D.电路中电流过大时自动切断电路,8.请你用笔画线代替导线将图中的三孔插座正确接入电路。,

展开阅读全文
相关资源
猜你喜欢
  • AECMA PREN 2474-1981 Steel FE-PL74 900 MPa Less Than or Equal to Rm Less Than or Equal to 1100 MPa Forgings De Less Than or Equal to 150 mm Aerospace Series Edition 1《航空航天系列FE-PL74.pdf AECMA PREN 2474-1981 Steel FE-PL74 900 MPa Less Than or Equal to Rm Less Than or Equal to 1100 MPa Forgings De Less Than or Equal to 150 mm Aerospace Series Edition 1《航空航天系列FE-PL74.pdf
  • AECMA PREN 2475-1988 Steel FE-PL74 1100 MPa Less Than or Equal to Rm Less Than or Equal to 1300 MPa Bars De Less Than or Equal to 100 mm Aerospace Series Edition 2 [Refer To ASD-ST.pdf AECMA PREN 2475-1988 Steel FE-PL74 1100 MPa Less Than or Equal to Rm Less Than or Equal to 1300 MPa Bars De Less Than or Equal to 100 mm Aerospace Series Edition 2 [Refer To ASD-ST.pdf
  • AECMA PREN 2475-1998 Aerospace Series Steel FE-PL2106 (30CrNiMo8) Air Melted Hardened and Tempered Bar for Machining De Less Than or Equal to 100 mm 1 100 MPa Less Than or Equal to航.pdf AECMA PREN 2475-1998 Aerospace Series Steel FE-PL2106 (30CrNiMo8) Air Melted Hardened and Tempered Bar for Machining De Less Than or Equal to 100 mm 1 100 MPa Less Than or Equal to航.pdf
  • AECMA PREN 2476-1981 Steel FE-PL74 1100 MPa Less Than or Equal to Rm Less Than or Equal to 1300 MPa Forgings De Less Than or Equal to 100 mm Aerospace Series Edition 1《航空航天系列钢 FE-P.pdf AECMA PREN 2476-1981 Steel FE-PL74 1100 MPa Less Than or Equal to Rm Less Than or Equal to 1300 MPa Forgings De Less Than or Equal to 100 mm Aerospace Series Edition 1《航空航天系列钢 FE-P.pdf
  • AECMA PREN 2477-1981 Steel FE-PL75 1100 MPa Less Than or Equal to Rm Less Than or Equal to 1250 MPa Forgings De Less Than or Equal to 100 mm Aerospace Series Edition 1《航空航天系列钢FE-PL.pdf AECMA PREN 2477-1981 Steel FE-PL75 1100 MPa Less Than or Equal to Rm Less Than or Equal to 1250 MPa Forgings De Less Than or Equal to 100 mm Aerospace Series Edition 1《航空航天系列钢FE-PL.pdf
  • AECMA PREN 2478-1981 Steel FE-PL75 1250 MPa Less Than or Equal to Rm Less Than or Equal to 1400 MPa Bars De Less Than or Equal to 40 mm Aerospace Series Edition 1《航空航天系列钢FE-PL75 12.pdf AECMA PREN 2478-1981 Steel FE-PL75 1250 MPa Less Than or Equal to Rm Less Than or Equal to 1400 MPa Bars De Less Than or Equal to 40 mm Aerospace Series Edition 1《航空航天系列钢FE-PL75 12.pdf
  • AECMA PREN 2479-1981 Steel FE-PL75 1250 MPa Less Than or Equal to Rm Less Than or Equal to 1400 MPa Forgings De Less Than or Equal to 40 mm Aerospace Series Edition 1《航空航天系列钢FE-PL7.pdf AECMA PREN 2479-1981 Steel FE-PL75 1250 MPa Less Than or Equal to Rm Less Than or Equal to 1400 MPa Forgings De Less Than or Equal to 40 mm Aerospace Series Edition 1《航空航天系列钢FE-PL7.pdf
  • AECMA PREN 2480-1981 Steel FE-PL76 1250 MPa Less Than or Equal to Rm Less Than or Equal to 1400 MPa Bars De Less Than or Equal to 75 mm Aerospace Series Edition 1《航空航天系列钢 FE-PL76 1.pdf AECMA PREN 2480-1981 Steel FE-PL76 1250 MPa Less Than or Equal to Rm Less Than or Equal to 1400 MPa Bars De Less Than or Equal to 75 mm Aerospace Series Edition 1《航空航天系列钢 FE-PL76 1.pdf
  • AECMA PREN 2481-1981 Steel FE-PL76 1250 MPa Less Than or Equal to Rm Less Than or Equal to 1400 MPa Forgings De Less Than or Equal to 75 mm Aerospace Series Edition 1《航空航天系列钢FE-PL7.pdf AECMA PREN 2481-1981 Steel FE-PL76 1250 MPa Less Than or Equal to Rm Less Than or Equal to 1400 MPa Forgings De Less Than or Equal to 75 mm Aerospace Series Edition 1《航空航天系列钢FE-PL7.pdf
    • 相关搜索

    当前位置：首页 > 教学课件 > 中学教育

    copyright@ 2008-2019 麦多课文库（www.mydoc123.com）网站版权所有
    备案/许可证编号：苏ICP备17064731号-1