ÌâÄ¿ÄÚÈÝ

£¨18·Ö£©

   £¨1£©£¨9·Ö£©Í¼13ÊÇÒ»Á¾Á¬ÓÐÖ½´øµÄС³µ×öÔȱäËÙÖ±ÏßÔ˶¯Ê±£¬´òµã¼ÆʱÆ÷Ëù´ò³öµÄÖ½´øµÄÒ»²¿·Ö¡£ÒÑÖª´òµãƵÂÊΪ50Hz£¬Ôò´òÏàÁÚÁ½µãµÄʱ¼ä¼ä¸ôÊÇ      s¡£Í¼ÖÐA¡¢B¡¢C¡¢D¡¢E¡¢FÊÇ°´Ê±¼ä˳ÐòÏȺóÈ·¶¨µÄ¼ÆÊýµã£¨Ã¿Á½¸ö¼ÆÊýµã¼äÓÐËĸöʵÑéµãδ»­³ö£©¡£Óÿ̶ȳßÁ¿³öAB¡¢BC¡¢CD¡¢DE¡¢EF¶ÎÖ®¼äµÄ¾àÀë·Ö±ðÈçͼÖÐËùʾ£¬ÆäÖÐÃ÷ÏÔ²»·ûºÏÓÐЧÊý×ÖÒªÇóµÄÊÇ    ¶ÎµÄ¾àÀ룬¼ÆËã³öС³µµÄ¼ÓËٶȴóСÊÇ        m/s2£¬·½ÏòÓëС³µÔ˶¯µÄ·½ÏòÏà      ¡£

£¨2£©£¨9·Ö£©Ä³Í¬Ñ§²âÁ¿Ò»Ö»Î´Öª×èÖµµÄµç×裮

¢ÙËûÏÈÓöàÓõç±í½øÐвâÁ¿£¬°´ÕÕÕýÈ·µÄ²½Öè²Ù×÷ºó£¬²âÁ¿µÄ½á¹ûÈçͼ14£¨¼×£©Ëùʾ£®Ôò¶Á³öµÄ×èÖµ´óСΪ_______¦¸£»ÎªÁËʹ¶àÓõç±í²âÁ¿µÄ½á¹û¸ü׼ȷ£¬¸ÃͬѧӦ¸ÃÑ¡Óñ¶ÂÊ   £¨Ìî¡°´óЩ¡±»ò¡°Ð¡Ð©¡±£©µÄÔÙ½øÐвâÁ¿¡£

¢ÚÈô¸ÃͬѧÔÙÓá°·ü°²·¨¡±²âÁ¿¸Ãµç×裮ËùÓõç·ͼÈçͼ14ÒÒËùʾ£¬ÇëÄã°´µç·ͼÔÚͼ14±ûÖÐÁ¬½ÓʵÎïͼ¡£ÄãÈÏΪËû°´ÒªÇóÁ¬½ÓºÃµç·ºó£¬²âµÃµÄµç×èÖµ½«________£¨Ìî¡°´óÓÚ¡±¡¢¡°Ð¡ÓÚ¡±»ò¡°µÈÓÚ¡±£©±»²âµç×èµÄʵ¼Ê×èÖµ£®

 

£¨1£©£¨9·Ö£©0.02£¨2·Ö£©£»AB£¨2·Ö£©£»0.52£¨3·Ö£©£»·´£¨2·Ö£©

£¨2£©£¨9·Ö£©¢Ù1000¦¸£¨»ò1k¦¸¡¢100¡Á10¦¸£©£¨2·Ö£©

¢Ú´ó£¨2·Ö£©¢ÚÈçÏÂͼ£¨µçÁ÷±íÑ¡ÓÃ0.6A»ò3Aµµ¶¼¸ø·Ö£¬3·Ö£©£»´óÓÚ£¨2·Ö£©

½âÎö:

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

£¨18·Ö£©
£¨1£©£¨9·Ö£©Í¼13ÊÇÒ»Á¾Á¬ÓÐÖ½´øµÄС³µ×öÔȱäËÙÖ±ÏßÔ˶¯Ê±£¬´òµã¼ÆʱÆ÷Ëù´ò³öµÄÖ½´øµÄÒ»²¿·Ö¡£ÒÑÖª´òµãƵÂÊΪ50Hz£¬Ôò´òÏàÁÚÁ½µãµÄʱ¼ä¼ä¸ôÊÇ     s¡£Í¼ÖÐA¡¢B¡¢C¡¢D¡¢E¡¢FÊÇ°´Ê±¼ä˳ÐòÏȺóÈ·¶¨µÄ¼ÆÊýµã£¨Ã¿Á½¸ö¼ÆÊýµã¼äÓÐËĸöʵÑéµãδ»­³ö£©¡£Óÿ̶ȳßÁ¿³öAB¡¢BC¡¢CD¡¢DE¡¢EF¶ÎÖ®¼äµÄ¾àÀë·Ö±ðÈçͼÖÐËùʾ£¬ÆäÖÐÃ÷ÏÔ²»·ûºÏÓÐЧÊý×ÖÒªÇóµÄÊÇ    ¶ÎµÄ¾àÀ룬¼ÆËã³öС³µµÄ¼ÓËٶȴóСÊÇ       m/s2£¬·½ÏòÓëС³µÔ˶¯µÄ·½ÏòÏà     ¡£

£¨2£©£¨9·Ö£©Ä³Í¬Ñ§²âÁ¿Ò»Ö»Î´Öª×èÖµµÄµç×裮
¢ÙËûÏÈÓöàÓõç±í½øÐвâÁ¿£¬°´ÕÕÕýÈ·µÄ²½Öè²Ù×÷ºó£¬²âÁ¿µÄ½á¹ûÈçͼ14£¨¼×£©Ëùʾ£®Ôò¶Á³öµÄ×èÖµ´óСΪ_______¦¸£»ÎªÁËʹ¶àÓõç±í²âÁ¿µÄ½á¹û¸ü׼ȷ£¬¸ÃͬѧӦ¸ÃÑ¡Óñ¶ÂÊ   £¨Ìî¡°´óЩ¡±»ò¡°Ð¡Ð©¡±£©µÄÔÙ½øÐвâÁ¿¡£
¢ÚÈô¸ÃͬѧÔÙÓá°·ü°²·¨¡±²âÁ¿¸Ãµç×裮ËùÓõç·ͼÈçͼ14ÒÒËùʾ£¬ÇëÄã°´µç·ͼÔÚͼ14±ûÖÐÁ¬½ÓʵÎïͼ¡£ÄãÈÏΪËû°´ÒªÇóÁ¬½ÓºÃµç·ºó£¬²âµÃµÄµç×èÖµ½«________£¨Ìî¡°´óÓÚ¡±¡¢¡°Ð¡ÓÚ¡±»ò¡°µÈÓÚ¡±£©±»²âµç×èµÄʵ¼Ê×èÖµ£®

£¨18·Ö£©

   £¨1£©£¨9·Ö£©Í¼13ÊÇÒ»Á¾Á¬ÓÐÖ½´øµÄС³µ×öÔȱäËÙÖ±ÏßÔ˶¯Ê±£¬´òµã¼ÆʱÆ÷Ëù´ò³öµÄÖ½´øµÄÒ»²¿·Ö¡£ÒÑÖª´òµãƵÂÊΪ50Hz£¬Ôò´òÏàÁÚÁ½µãµÄʱ¼ä¼ä¸ôÊÇ      s¡£Í¼ÖÐA¡¢B¡¢C¡¢D¡¢E¡¢FÊÇ°´Ê±¼ä˳ÐòÏȺóÈ·¶¨µÄ¼ÆÊýµã£¨Ã¿Á½¸ö¼ÆÊýµã¼äÓÐËĸöʵÑéµãδ»­³ö£©¡£Óÿ̶ȳßÁ¿³öAB¡¢BC¡¢CD¡¢DE¡¢EF¶ÎÖ®¼äµÄ¾àÀë·Ö±ðÈçͼÖÐËùʾ£¬ÆäÖÐÃ÷ÏÔ²»·ûºÏÓÐЧÊý×ÖÒªÇóµÄÊÇ     ¶ÎµÄ¾àÀ룬¼ÆËã³öС³µµÄ¼ÓËٶȴóСÊÇ        m/s2£¬·½ÏòÓëС³µÔ˶¯µÄ·½ÏòÏà      ¡£

£¨2£©£¨9·Ö£©Ä³Í¬Ñ§²âÁ¿Ò»Ö»Î´Öª×èÖµµÄµç×裮

¢ÙËûÏÈÓöàÓõç±í½øÐвâÁ¿£¬°´ÕÕÕýÈ·µÄ²½Öè²Ù×÷ºó£¬²âÁ¿µÄ½á¹ûÈçͼ14£¨¼×£©Ëùʾ£®Ôò¶Á³öµÄ×èÖµ´óСΪ_______¦¸£»ÎªÁËʹ¶àÓõç±í²âÁ¿µÄ½á¹û¸ü׼ȷ£¬¸ÃͬѧӦ¸ÃÑ¡Óñ¶ÂÊ    £¨Ìî¡°´óЩ¡±»ò¡°Ð¡Ð©¡±£©µÄÔÙ½øÐвâÁ¿¡£

¢ÚÈô¸ÃͬѧÔÙÓá°·ü°²·¨¡±²âÁ¿¸Ãµç×裮ËùÓõç·ͼÈçͼ14ÒÒËùʾ£¬ÇëÄã°´µç·ͼÔÚͼ14±ûÖÐÁ¬½ÓʵÎïͼ¡£ÄãÈÏΪËû°´ÒªÇóÁ¬½ÓºÃµç·ºó£¬²âµÃµÄµç×èÖµ½«________£¨Ìî¡°´óÓÚ¡±¡¢¡°Ð¡ÓÚ¡±»ò¡°µÈÓÚ¡±£©±»²âµç×èµÄʵ¼Ê×èÖµ£®

 

[ÎïÀí¨D¨DÑ¡ÐÞ3-5]£¨27·Ö£©

£¨1£© (5·Ö)·ÅÉäÐÔÔªËصÄÔ­×ÓºËÁ¬Ðø¾­¹ýÈý´Î¦ÁË¥±äºÍÁ½´Î¦ÂË¥±ä£®Èô×îºó±ä³ÉÁíÒ»ÖÖÔªËصÄÔ­×ÓºËY£¬ÔòкËYµÄÕýȷд·¨ÊÇ

A£®         B£®     C£®         D£®

£¨2£© (6·Ö) ÏÖÓÐһȺ´¦ÓÚn=4Äܼ¶ÉϵÄÇâÔ­×Ó£¬ÒÑÖªÇâÔ­×ӵĻù̬ÄÜÁ¿E1=£­13.6 eV£¬ÇâÔ­×Ó´¦ÓÚ»ù̬ʱµç×ÓÈƺËÔ˶¯µÄ¹ìµÀ°ë¾¶Îªr£¬¾²µçÁ¦³£Á¿Îªk£¬ÆÕÀʿ˳£Á¿h=6.63¡Á10£­34 J¡¤s.Ôòµç×ÓÔÚn=4µÄ¹ìµÀÉÏÔ˶¯µÄ¶¯ÄÜÊÇ     J£»ÕâȺÇâÔ­×Ó·¢³öµÄ¹â×ÓµÄ×î´óƵÂÊÊÇ      Hz¡£

£¨3£©(16·Ö)ÈçͼËùʾ£¬¹â»¬Ë®Æ½ÃæÉÏÓÐÒ»Á¾ÖÊÁ¿ÎªM£½1 kgµÄС³µ£¬Ð¡³µµÄÉϱíÃæÓÐÒ»¸öÖÊÁ¿Îªm£½0.9 kgµÄ»¬¿é£¬ÔÚ»¬¿éÓëС³µµÄµ²°å¼äÓÃÇᵯ»ÉÏàÁ¬½Ó£¬»¬¿éÓëС³µÉϱíÃæ¼äµÄ¶¯Ä¦²ÁÒòÊýΪ¦Ì£½0.2£¬Õû¸öϵͳһÆðÒÔv1£½10 m/sµÄËÙ¶ÈÏòÓÒ×öÔÈËÙÖ±ÏßÔ˶¯£®´Ëʱµ¯»É³¤¶ÈÇ¡ºÃΪԭ³¤£®ÏÖÔÚÓÃÖÊÁ¿Îªm0£½0.1 kgµÄ×Óµ¯£¬ÒÔv0£½50 m/sµÄËÙ¶ÈÏò×óÉäÈ뻬¿éÇÒ²»´©³ö£¬ËùÓÃʱ¼ä¼«¶Ì£®ÒÑÖªµ±µ¯»ÉѹËõµ½×î¶ÌʱµÄµ¯ÐÔÊÆÄÜΪEp£½8.6 J£®£¨gÈ¡10m/s2£©Çó£º

£¨¢¡£©×Óµ¯ÉäÈ뻬¿éµÄ˲¼ä»¬¿éµÄËٶȣ»

£¨¢¢£©´Ó×Óµ¯ÉäÈëµ½µ¯»ÉѹËõ×î¶Ì£¬»¬¿éÔÚ³µÉÏ»¬ÐеľàÀ룮

 

   £¨1£©Í¼13ÊÇÒ»Á¾Á¬ÓÐÖ½´øµÄС³µ×öÔȱäËÙÖ±ÏßÔ˶¯Ê±£¬´òµã¼ÆʱÆ÷Ëù´ò³öµÄÖ½´øµÄÒ»²¿·Ö¡£ÒÑÖª´òµãƵÂÊΪ50Hz£¬Ôò´òÏàÁÚÁ½µãµÄʱ¼ä¼ä¸ôÊÇ      s¡£Í¼ÖÐA¡¢B¡¢C¡¢D¡¢E¡¢FÊÇ°´Ê±¼ä˳ÐòÏȺóÈ·¶¨µÄ¼ÆÊýµã£¨Ã¿Á½¸ö¼ÆÊýµã¼äÓÐËĸöʵÑéµãδ»­³ö£©¡£Óÿ̶ȳßÁ¿³öAB¡¢BC¡¢CD¡¢DE¡¢EF¶ÎÖ®¼äµÄ¾àÀë·Ö±ðÈçͼÖÐËùʾ£¬ÆäÖÐÃ÷ÏÔ²»·ûºÏÓÐЧÊý×ÖÒªÇóµÄÊÇ     ¶ÎµÄ¾àÀ룬¼ÆËã³öС³µµÄ¼ÓËٶȴóСÊÇ        m/s2£¬·½ÏòÓëС³µÔ˶¯µÄ·½ÏòÏà      ¡£

£¨2£©Ä³Í¬Ñ§²âÁ¿Ò»Ö»Î´Öª×èÖµµÄµç×裮

¢ÙËûÏÈÓöàÓõç±í½øÐвâÁ¿£¬°´ÕÕÕýÈ·µÄ²½Öè²Ù×÷ºó£¬²âÁ¿µÄ½á¹ûÈçͼ14£¨¼×£©Ëùʾ£®Ôò¶Á³öµÄ×èÖµ´óСΪ_______¦¸£»ÎªÁËʹ¶àÓõç±í²âÁ¿µÄ½á¹û¸ü׼ȷ£¬¸ÃͬѧӦ¸ÃÑ¡Óñ¶ÂÊ    £¨Ìî¡°´óЩ¡±»ò¡°Ð¡Ð©¡±£©µÄÔÙ½øÐвâÁ¿¡£

¢ÚÈô¸ÃͬѧÔÙÓá°·ü°²·¨¡±²âÁ¿¸Ãµç×裮ËùÓõç·ͼÈçͼ14ÒÒËùʾ£¬ÇëÄã°´µç·ͼÔÚͼ14±ûÖÐÁ¬½ÓʵÎïͼ¡£ÄãÈÏΪËû°´ÒªÇóÁ¬½ÓºÃµç·ºó£¬²âµÃµÄµç×èÖµ½«________£¨Ìî¡°´óÓÚ¡±¡¢¡°Ð¡ÓÚ¡±»ò¡°µÈÓÚ¡±£©±»²âµç×èµÄʵ¼Ê×èÖµ£®

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø