£¨1£©ÓÃÈçͼ¼×ËùʾװÖÃ×ö¡°Ì½¾¿ÎïÌåµÄ¼ÓËٶȸúÁ¦µÄ¹Øϵ¡±µÄʵÑ飮ʵÑéʱ±£³ÖС³µµÄÖÊÁ¿²»±ä£¬Óù³ÂëËùÊܵÄÖØÁ¦×÷ΪС³µÊܵ½µÄºÏÁ¦£¬Óôòµã¼ÆʱÆ÷ºÍС³µºó¶ËÍ϶¯µÄÖ½´ø²â³öС³µÔ˶¯µÄ¼ÓËٶȣ®
¢ÙʵÑéʱÏȲ»¹Ò¹³Â룬·´¸´µ÷ÕûµæľµÄ×óÓÒλÖã¬Ö±µ½Ð¡³µ×öÔÈËÙÖ±ÏßÔ˶¯£¬ÕâÑù×öµÄÄ¿µÄÊÇ
£®
¢ÚͼÒÒΪʵÑéÖдò³öµÄÒ»ÌõÖ½´øµÄÒ»²¿·Ö£¬´Ó±È½ÏÇåÎúµÄµã¼£Æð£¬ÔÚÖ½´øÉϱê³öÁËÁ¬ÐøµÄ5¸ö¼ÆÊýµãA¡¢B¡¢C¡¢D¡¢E£¬ÏàÁÚÁ½¸ö¼ÆÊýµãÖ®¼ä¶¼ÓÐ4¸öµã¼£Ã»Óбê³ö£¬²â³ö¸÷¼ÆÊýµãµ½AµãÖ®¼äµÄ¾àÀ룬ÈçͼÒÒËùʾ£®ÒÑÖª´òµã¼ÆʱÆ÷½ÓÔÚƵÂÊΪ50HzµÄ½»Á÷µçÔ´Á½¶Ë£¬Ôò´Ë´ÎʵÑéÖÐС³µÔ˶¯µÄ¼ÓËٶȵIJâÁ¿Öµa=
m/s
2£®£¨½á¹û±£ÁôÁ½Î»ÓÐЧÊý×Ö£©
¢ÛʵÑéʱ¸Ä±äËù¹Ò¹³ÂëµÄÖÊÁ¿£¬·Ö±ð²âÁ¿Ð¡³µÔÚ²»Í¬ÍâÁ¦×÷ÓÃϵļÓËٶȣ®¸ù¾Ý²âµÃµÄ¶à×éÊý¾Ý»³öa-F¹ØϵͼÏߣ¬Èçͼ±ûËùʾ£®´ËͼÏßµÄAB¶ÎÃ÷ÏÔÆ«ÀëÖ±Ïߣ¬Ôì³É´ËÏÖÏóµÄÖ÷ÒªÔÒò¿ÉÄÜÊÇ
£®£¨Ñ¡ÌîÏÂÁÐÑ¡ÏîµÄÐòºÅ£©
A£®Ð¡³µÓëƽÃæ¹ìµÀÖ®¼ä´æÔÚĦ²Á B£®Æ½Ãæ¹ìµÀÇãб½Ç¶È¹ý´ó
C£®Ëù¹Ò¹³ÂëµÄ×ÜÖÊÁ¿¹ý´ó D£®ËùÓÃС³µµÄÖÊÁ¿¹ý´ó
£¨2£©Ð¡Ã÷ÀûÓÃʵÑéÊÒÌṩµÄÆ÷²Ä²âÁ¿Ä³ÖÖµç×èË¿²ÄÁϵĵç×èÂÊ£¬ËùÓõç×èË¿µÄµç×èԼΪ20¦¸£®ËûÊ×ÏȰѵç×èË¿ÀÖ±ºó½«ÆäÁ½¶Ë¹Ì¶¨Ôڿ̶ȳßÁ½¶ËµÄ½ÓÏßÖùaºÍbÉÏ£¬ÔÚµç×èË¿ÉϼÐÉÏÒ»¸öÓë½ÓÏßÖùcÏàÁ¬µÄС½ðÊô¼Ð£¬Ñصç×èË¿Òƶ¯½ðÊô¼Ð£¬¿É¸Ä±äÆäÓëµç×èË¿½Ó´¥µãPµÄλÖ㬴Ӷø¸Ä±ä½ÓÈëµç·Öеç×èË¿µÄ³¤¶È£®¿É¹©Ñ¡ÔñµÄÆ÷²Ä»¹ÓУº
µç³Ø×éE£¨µç¶¯ÊÆΪ3.0V£¬ÄÚ×èÔ¼1¦¸£©£»µçÁ÷±íA
1£¨Á¿³Ì0¡«100mA£¬ÄÚ×èÔ¼5¦¸£©£»µçÁ÷±íA
2£¨Á¿³Ì0¡«0.6A£¬ÄÚ×èÔ¼0.2¦¸£©£»
µç×èÏäR£¨0¡«999.9¦¸£©£»¿ª¹Ø¡¢µ¼ÏßÈô¸É£®
СÃ÷µÄʵÑé²Ù×÷²½ÖèÈçÏ£º
A£®ÓÃÂÝÐý²â΢Æ÷ÔÚµç×èË¿ÉÏÈý¸ö²»Í¬µÄλÖ÷ֱð²âÁ¿µç×èË¿µÄÖ±¾¶£»
B£®¸ù¾ÝËùÌṩµÄʵÑéÆ÷²Ä£¬Éè¼Æ²¢Á¬½ÓºÃÈçͼ¶¡ËùʾµÄʵÑéµç·£»
C£®µ÷½Úµç×èÏäʹÆä½ÓÈëµç·Öеĵç×èÖµ½Ï´ó£¬±ÕºÏ¿ª¹Ø£»
D£®½«½ðÊô¼Ð¼ÐÔÚµç×èË¿ÉÏijλÖ㬵÷Õûµç×èÏä½ÓÈëµç·Öеĵç×èÖµ£¬Ê¹µçÁ÷±íÂúÆ«£¬¼Ç¼µç×èÏäµÄµç×èÖµRºÍ½ÓÈëµç·µÄµç×èË¿³¤¶ÈL£»
E£®¸Ä±ä½ðÊô¼ÐÓëµç×èË¿½Ó´¥µãµÄλÖ㬵÷Õûµç×èÏä½ÓÈëµç·ÖеÄ×èÖµ£¬Ê¹µçÁ÷±íÔÙ´ÎÂúÆ«£®Öظ´¶à´Î£¬¼Ç¼ÿһ´Îµç×èÏäµÄµç×èÖµRºÍ½ÓÈëµç·µÄµç×èË¿³¤¶ÈL£®
F£®¶Ï¿ª¿ª¹Ø£®
¢ÙСÃ÷ij´ÎÓÃÂÝÐý²â΢Æ÷²âÁ¿µç×èË¿Ö±¾¶Ê±ÆäʾÊýÈçͼÎìËùʾ£¬ÔòÕâ´Î²âÁ¿Öиõç×èË¿Ö±¾¶µÄ²âÁ¿Öµd=
mm£»
¢ÚʵÑéÖеçÁ÷±íӦѡÔñ
£¨Ñ¡Ìî¡°A
1¡±»ò¡°A
2¡±£©£»
¢ÛСÃ÷ÓüǼµÄ¶à×éµç×èÏäµÄµç×èÖµRºÍ¶ÔÓ¦µÄ½ÓÈëµç·Öеç×èË¿³¤¶ÈLµÄÊý¾Ý£¬»æ³öÁËÈçͼ¼ºËùʾµÄR-L¹ØϵͼÏߣ¬Í¼ÏßÔÚRÖáµÄ½Ø¾àΪR
0£¬ÔÚLÖáµÄ½Ø¾àΪL
0£¬ÔÙ½áºÏ²â³öµÄµç×èË¿Ö±¾¶d£¬¿ÉÇó³öÕâÖÖµç×èË¿²ÄÁϵĵç×èÂʦÑ=
£¨Óøø¶¨µÄÎïÀíÁ¿·ûºÅºÍÒÑÖª³£Êý±íʾ£©£®
¢ÜÈôÔÚ±¾ÊµÑéÖеIJÙ×÷¡¢¶ÁÊý¼°¼ÆËã¾ùÕýÈ·ÎÞÎó£¬ÄÇôÓÉÓÚµçÁ÷±íÄÚ×èµÄ´æÔÚ£¬¶Ôµç×èÂʵIJâÁ¿½á¹ûÊÇ·ñ»á²úÉúÓ°Ï죿ÈôÓÐÓ°Ï죬Çë˵Ã÷²âÁ¿½á¹û½«Æ«´ó»¹ÊÇƫС£®£¨²»ÒªÇó·ÖÎöµÄ¹ý³Ì£¬Ö»»Ø´ð³ö·ÖÎö½á¹û¼´¿É£©´ð£º
£®