ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿Ä³ÊµÑéС×éµÄͬѧÃÇÓÃͼ¼×Ëùʾµç·½øÐС°Ì½¾¿µçÁ÷ÓëµçѹµÄ¹Øϵ¡±µÄʵÑé¡£
£¨1£©Çë¸ù¾ÝʵÎïͼÔÚÏÂÃ滳ö¶ÔÓ¦µÄµç·ͼ£»
£¨_______________£©
£¨2£©±ÕºÏ¿ª¹ØÇ°£¬»¬¶¯±ä×èÆ÷»¬Æ¬PÓ¦¸ÃλÓÚ___________£¨Ñ¡Ìî¡°A¡±»ò¡°B¡±£©£»±ÕºÏ¿ª¹Ø£¬Í¬Ñ§ÃÇ·¢ÏÖ£¬µçÁ÷±íÓÐʾÊý£¬µçѹ±íÎÞʾÊý£¬ÔÒò¿ÉÄÜÊǶ¨Öµµç×è´¦µÄÁ¬Ïß·¢ÉúÁË_________£»
£¨3£©ÊµÑéÖÐͨ¹ýµ÷½Ú»¬¶¯±ä×èÆ÷»¬Æ¬P£¬²â³öͨ¹ý¶¨Öµµç×èRµÄ²»Í¬µçÁ÷ºÍ¶ÔÓ¦µÄµçѹֵÈç±í£¬µÚ4´ÎʵÑéµçÁ÷±íʾÊýÈçͼÒÒËùʾ£¬Ôò´ËʱµçÁ÷±íʾÊýΪ_________A£¬Í¨¹ý·ÖÎö±íÖеÄÊý¾ÝÄܹ»µÃ³öµÄ½áÂÛÊÇ____________________¡£
ʵÑé´ÎÊý | 1 | 2 | 3 | 4 | 5 |
µçѹ | 1.2 | 1.4 | 1.6 | 1.8 | 2.0 |
µçÁ÷ | 0.24 | 0.28 | 0.32 | 0.4 |
£¨4£©¸ÃС×éµÄͬѧÃÇÀûÓõçÔ´¡¢¿ª¹Ø¡¢×î´ó×èֵΪµÄ»¬¶¯±ä×èÆ÷¡¢µçÁ÷±í¡¢µ¼Ïß½ÓÈçͼËùʾµç·²â¶¨½«²âµç×èµÄ×èÖµ¡£ËûÃǽøÐÐÈçϲÙ×÷£º
A£®±ÕºÏ¿ª¹Ø£¬½«»¬¶¯±ä×èÆ÷»¬Æ¬P»¬ÖÁa¶Ë£¬¶Á³öµçÁ÷±íʾÊýΪ£»
B£®½«»¬¶¯±ä×èÆ÷»¬Æ¬P»¬ÖÁb¶Ë£¬¶Á³öµçÁ÷±íʾÊýΪ£»
C£®´ý²âµç×èµÄ×èÖµµÄ±í´ïʽΪ__________£¨Óᢡ¢±íʾ£©¡£
¡¾´ð°¸¡¿ B ¶Ì· 0.36 ¼û½âÎö R0
¡¾½âÎö¡¿
(1)[1]µç×èºÍ»¬¶¯±ä×èÆ÷´®Áª£¬µçÁ÷±í´®ÁªÔÚµç·ÖУ¬µçѹ±íºÍµç×è²¢Áª£¬ÈçͼËùʾ£º
(2)[2]±ÕºÏ¿ª¹ØÇ°£¬»¬¶¯±ä×èÆ÷»¬Æ¬PÓ¦¸ÃλÓÚ×èÖµ×î´ó´¦µÄB¶Ë¡£
(3)[3]±ÕºÏ¿ª¹Øºó£¬·¢ÏÖµçÁ÷±íÓÐʾÊý£¬ËµÃ÷µç·Ϊͨ·£¬µçѹ±íÎÞʾÊý£¬Ôòµç·ÖгöÏֵĹÊÕÏ¿ÉÄÜÊǶ¨Öµµç×è´¦µÄÁ¬Ïß·¢ÉúÁ˶Ì·¡£
(3)[4]µçÁ÷±íµÄʾÊýÈçͼÒÒËùʾ£¬µçÁ÷±íÑ¡ÓÃСÁ¿³Ì£¬·Ö¶ÈֵΪ0.02A£¬Ê¾Êý036A¡£
[5]ͨ¹ý·ÖÎö±íÖеÄÊý¾ÝÖª£¬µçѹÓëµçÁ÷Ö®±ÈΪһ¶¨Öµ£¬¹ÊÄܹ»µÃ³öµÄ½áÂÛÊÇ£ºµç×è²»±äʱ£¬µçÁ÷Óëµçѹ³ÉÕý±È¡£
(4)[6]ÔÚAÖУ¬µç·ÖÐÖ»Óдý²âµç×èRx£¬¸ù¾ÝÅ·Ä·¶¨ÂɵıäÐι«Ê½£¬µçÔ´µçѹ
U=I1Rx----¢Ù
ÔÚBÖУ¬¸ù¾Ý´®Áªµç·µç×èµÄ¹æÂɺÍÅ·Ä·¶¨ÂÉ£¬µçÔ´µçѹ
U=I2¡Á(Rx+R0)-----¢Ú
Rx=R0
¡¾ÌâÄ¿¡¿ÔÚÎÒÃÇʹÓõçÆ÷µÄʱºò£¬°´Ò»ÏÂÒ£¿ØÆ÷µÄ´ý»ú¼ü£¬µçÆ÷¼´½øÈëµÈ´ý¿ª»úµÄ״̬£¬¼´Îª´ý»úģʽ¡£ÓеĵçÆ÷ËäȻûÓдý»ú°´Å¥£¬¿ÉÈç¹ûûÓÐÇжϵçÔ´£¬Ò²Ï൱ÓÚ´¦ÔÚ´ý»ú״̬ϱíÊdz£ÓüÒÓõçÆ÷ÔÚ220VµçѹÏµĹ¤×÷¹¦Âʺʹý»ú¹¦ÂÊ¡£
µçÆ÷ÖÖÀà | ¿Õµ÷ | µçÊÓ»ú | »ú¶¥ºÐ | Ï´Ò»ú |
¹¤×÷¹¦ÂÊ/W | 2600 | 150 | 15.4 | 500 |
´ý»ú¹¦ÂÊ/W | 1.1 | 0.2 | 15.2 | 0.03 |
Çë»Ø´ð£º
£¨1£©ÔÚ¼ÒÍ¥µç·ÖУ¬»ú¶¥ºÐºÍµçÊÓ»ú_____£¨Ñ¡Ìî¡°´®¡±»ò¡°²¢¡±£©ÁªÔÚ»ðÏߺÍÁãÏßÉÏ¡£
£¨2£©¸ù¾Ý±íÖÐÊý¾Ý£¬µçÊÓ»úµÄ¹¤×÷µçÁ÷Ϊ_____A¡££¨¾«È·µ½0.01A£©
£¨3£©Èô»ú¶¥ºÐÿÌì´¦ÓÚ´ý»ú״̬µÄʱ¼äΪ20Сʱ£¬¼ÆËã1¸öÔ£¨ÒÔ30Ìì¼Æ£©»ú¶¥ºÐÔÚ´ý»ú״̬ÏÂÏûºÄµÄµçÄÜ¡£_____
¡¾ÌâÄ¿¡¿Ð¡Ã÷Óõ¯»É²âÁ¦¼Æ£¬Ä¾¿éA¡¢íÀÂ롢ľ°å¡¢Ð±Ã桢С³µ¡¢Ã«½íµÈÆ÷²ÄÍê³ÉÏÂÁÐʵÑé¡£
£¨Ò»£©Èçͼ¼×ËùʾÊÇ¡°Ì½¾¿Ó°Ï컬¶¯Ä¦²ÁÁ¦´óСµÄÒòËØ¡±µÄʵÑé×°ÖÃʾÒâͼ£»
(1)½«Îï¿éAÖÃÓÚˮƽľ°åÉÏ£¬Óõ¯»É²âÁ¦¼ÆÑØˮƽ·½ÏòÀ¶¯£¬Ê¹Æä×ö_____ Ô˶¯¡£Õâʱ»¬¶¯Ä¦²ÁÁ¦µÄ´óСµÈÓÚµ¯»É²âÁ¦¼ÆÀÁ¦µÄ´óС£»
(2)СÃ÷Éè¼ÆÁËÈçͼËùʾµÄʵÑé·½°¸£¬¼Ç¼Êý¾ÝΪ±íÖÐ1¡¢2£¬¿ÉµÃ³öµÄ³õ²½½áÂÛÊÇ_____£»
´ÎÊý | ѹÁ¦/N | µ¯»É²âÁ¦¼ÆʾÊý/N |
1 | 1.7 | 0.3 |
2 | 2.7 | 0.5 |
£¨¶þ£©ÈçͼÒÒËùʾÊÇ¡°Ì½¾¿¶¯ÄÜ´óСÓëÄÄЩÒòËØÓйء±µÄʵÑé×°ÖÃʾÒâͼ£»
(1)¸ÃʵÑéµÄÑо¿¶ÔÏóÊÇ_____ £¬ËüµÄ¶¯ÄÜ´óСÊÇÓÃ_____ À´·´Ó³µÄ£»
(2)ÒÒͼµÄʵÑé¹ý³ÌÖдæÔÚµÄÎÊÌâÊÇ_____£»
(3)ÔÚ̽¾¿ÖÊÁ¿¶Ô¶¯ÄܵÄÓ°Ïìʱ£¬Ó¦¿ØÖÆС³µµ½Ë®Æ½ÃæµÄ³õËÙ¶ÈÏàµÈ£¬¾ßÌå²Ù×÷·½·¨ÊÇ_____£»
£¨Èý£©Èçͼ±ûËùʾÊÇ¡°Ñо¿×èÁ¦¶ÔÔ˶¯Ó°Ï족µÄʵÑé×°ÖÃʾÒâͼ£»
±ûͼËùʾµÄͬһС³µÔÚë½í±íÃæºÍľ°å±íÃæÊܵ½µÄĦ²ÁÁ¦·Ö±ðΪf1¡¢f2£¬¿Ë·þĦ²ÁÁ¦×öµÄ¹¦·Ö±ðΪW1¡¢W2£¬²»¼Æ¿ÕÆø×èÁ¦£¬Ôòf1 _____f2£¬W1_____W2 £¨´óÓÚ/µÈÓÚ/СÓÚ£©¡£