ÌâÄ¿ÄÚÈÝ

I (6·Ö)ÀûÓÃͼ10ÖÐËùʾµÄ×°ÖÿÉÒÔÑо¿×ÔÓÉÂäÌåÔ˶¯.ʵÑéÖÐÐèÒªµ÷ÕûºÃÒÇÆ÷,½Óͨ´òµã¼ÆʱÆ÷µÄµçÔ´£¬ËÉ¿ªÖ½´ø£¬Ê¹ÖØÎïÏÂÂä.´òµã¼ÆʱÆ÷»áÔÚÖ½´øÉÏ´ò³öһϵÁеÄСµã.

(1) ΪÁ˲âµÃÖØÎïÏÂÂäµÄ¼ÓËÙ¶È,»¹ÐèÒªµÄʵÑéÆ÷²ÄÓÐ_____.(ÌîÈëÕýÈ·Ñ¡ÏîÇ°µÄ×Öĸ)

A.Ììƽ  B.Ãë±í  C.¿Ì¶È³ß

(2) ÈôʵÑéÖÐËùµÃµ½µÄÖØÎïÏÂÂäµÄ¼ÓËÙ¶ÈֵСÓÚµ±µØµÄÖØÁ¦¼ÓËÙ¶ÈÖµ,¶øʵÑé²Ù×÷ÓëÊý¾Ý´¦Àí¾ùÎÞ´íÎó£¬Ð´³öÒ»¸öÄãÈÏΪ¿ÉÄÜÒýÆð´ËÎó²îµÄÔ­Òò: ____________________.

II(5·Ö)ΪÁ˲âÁ¿µçÔ´µÄµç¶¯ÊƺÍÄÚ×裬ÔÚʵÑéÊÒÀïÎÒÃÇͨ³£²Éȡͼ11¼×Ëùʾµç·²âÁ¿£¬Çë¸ù¾Ý¸Ãµç·ͼÔÚͼ11ÒÒÖÐÁ¬½ÓʵÎïͼ.

III(6·Ö)ijͬѧÉè¼ÆÁËÒ»¸ö²â¶¨¼¤¹â²¨³¤µÄʵÑé×°ÖÃÈçͼ12¼×Ëùʾ£¬¼¤¹âÆ÷·¢³öµÄÒ»ÊøÖ±¾¶ºÜСµÄºìÉ«¼¤¹â½øÈëÒ»¸öÒ»¶Ë×°ÓÐË«·ì¡¢ÁíÒ»¶Ë×°ÓийâƬµÄÕÚ¹âͲ,¸Ð¹âƬµÄλÖÃÉϳöÏÖÒ»ÅŵȾàµÄÁÁµã,ͼ12ÒÒÖеĺڵã´ú±íÁÁµãµÄÖÐÐÄλÖÃ.

(1) ͨ¹ýÁ¿³öÏàÁÚ¹âµãµÄ¾àÀë¿ÉËã³ö¼¤¹âµÄ²¨³¤£¬¾Ý×ÊÁϽéÉÜ£¬ÈôË«·ìµÄ·ì¼ä¾àÀëΪa,Ë«·ìµ½¸Ð¹âƬµÄ¾àÀëΪ¸Ð¹âƬÉÏÏàÁÚÁ½¹âµã¼äµÄ¾àÀëΪb£¬Ôò¹âµÄ²¨³¤.¸Ãͬѧ²âµÃL=1.0000m,Ë«·ì¼ä¾àa =0.22mm£¬Óôø10·Ö¶ÈÓαêµÄ¿¨³ß²â¸Ð¹âƬÉϵĹâµã¼ä¾àʱ,³ßÓëµãµÄÖÐÐÄλÖÃÈçͼ12ÒÒËùʾ.ͼ12ÒÒÖеÚÒ»¸ö¹âµãµ½µÚËĸö¹âµãµÄ¾àÀëÊÇ__________mm.ʵÑéÖм¤¹âµÄ²¨³¤ =________m(±£ÁôÁ½Î»ÓÐЧÊý×Ö£©

(2) Èç¹ûʵÑéʱ½«ºì¼¤¹â»»³ÉÀ¶¼¤¹â,ÆÁÉÏÏàÁÚÁ½¹âµã¼äµÄ¾àÀ뽫_______.(Ñ¡Ìî±ä´ó¡¢±äС¡¢²»±ä£©

 

¡¾´ð°¸¡¿

 

¡¾½âÎö¡¿ÂÔ

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
£¨1£©Í¼1ΪijһÈÈÃôµç×裨µç×èÖµËæζȵĸıä¶ø¸Ä±ä£¬ÇÒ¶ÔζȺÜÃô¸Ð£©µÄI-U¹ØϵÇúÏßͼ£®ÎªÁËͨ¹ý²âÁ¿µÃµ½Í¼1ËùʾI-U¹ØϵµÄÍêÕûÇúÏߣ¬ÔÚͼ2ºÍͼ3Á½¸öµç·ÖÐӦѡÔñµÄÊÇͼ
2
2
£®£¨µçÔ´µç¶¯ÊÆΪ9V£¬ÄÚ×è²»¼Æ£¬»¬Ïß±ä×èÆ÷µÄ×èֵΪ0-100¦¸£©£®

£¨2£©£®ÔÚͼ4µç·ÖУ¬µçÔ´µçѹºãΪ9V£¬µçÁ÷±í¶ÁÊýΪ70mA£¬¶¨Öµµç×èR1=250¦¸£®ÓÉÈÈÃôµç×èµÄI-U¹ØϵÇúÏß¿ÉÖª£¬ÈÈÃôµç×èÁ½¶ËµÄµçѹΪ
5.2
5.2
V£»µç×èR2µÄ×èֵΪ
105.2
105.2
¦¸£®
£¨3£©Ò»¶àÓõç±íµÄµç×èµµÓÐÈý¸ö±¶ÂÊ£¬·Ö±ðÊÇ¡Á1¡¢¡Á10¡¢¡Á100£®ÓáÁ10µµ²âÁ¿Ä³µç×èʱ£¬²Ù×÷²½ÖèÕýÈ·£¬·¢ÏÖ±íÍ·Ö¸Õëƫת½Ç¶ÈºÜС£¬ÎªÁ˽Ï׼ȷµØ½øÐвâÁ¿£¬Ó¦»»µ½
¡Á100
¡Á100
µµ£®Èç¹û»»µµºóÁ¢¼´Óñí±ÊÁ¬½Ó´ý²âµç×è½øÐжÁÊý£¬ÄÇôȱÉٵIJ½ÖèÊÇ
µ÷Áã
µ÷Áã
£¬Èô²¹Éϸò½Öèºó²âÁ¿£¬±íÅ̵ÄʾÊýÈçͼ£¬Ôò¸Ãµç×èµÄ×èÖµÊÇ
2.2¡Á103
2.2¡Á103
¦¸£®
£¨4£©Ä³Ñо¿ÐÔѧϰС×éÀûÓÃͼ 5Ëùʾµç·²âÁ¿µç³Ø×éµÄµç¶¯ÊÆ EºÍÄÚ×èr£®¸ù¾ÝʵÑéÊý¾Ý»æ³öÈçͼ 6ËùʾµÄ R-
1I
ͼÏߣ¬ÆäÖРRΪµç×èÏä¶ÁÊý£¬IΪµçÁ÷±í¶ÁÊý£¬ÓÉ´Ë¿ÉÒԵõ½ E=
2.9
2.9
V£¬r=
0.8
0.8
¦¸£®
£¨1£©Ä³Í¬Ñ§ÀûÓÃÈçͼ1ËùʾµÄʵÑé×°ÖÃÀ´¡°ÑéÖ¤¹³ÂëºÍ»¬¿éËù×é³ÉµÄϵͳ»úеÄÜÊغ㡱£®
¢ÙÇëÍêÉÆÒÔÏÂʵÑé²½Ö裺
a£®ÓÃÓα꿨³ß²âÕÚ¹âÌõµÄ¿í¶È£¬¶à´Î²âÁ¿È¡Æ½¾ùÖµL£»
b£®ÊµÑéʱ£¬ÏȽÓͨÆøÔ´£¬ÔÙµ÷½ÚÆøµæµ¼¹ì£¬Ê¹µ¼¹ì´¦ÓÚˮƽλÖã»
c£®½«»¬¿é´ÓͼʾλÖÃÓɾ²Ö¹ÊÍ·Å£¬¶Á³öÕÚ¹âÌõͨ¹ý¹âµçÃŵÄʱ¼ä¡÷t£»
d£®¼ÆËã³ö»¬¿éͨ¹ý¹âµçÃŵÄËÙ¶Èv=
 
£¨ÓÃÉÏÊö²âÁ¿³öµÄÎïÀíÁ¿±íʾ£©£®
¢ÚʵÑéÖл¹ÐèÒª²âÁ¿µÄÎïÀíÁ¿ÓУº¹³ÂëµÄÖÊÁ¿m¡¢
 
ºÍ
 
£¨ÓÃÎÄ×Ö˵Ã÷ºÍÏàÓ¦×Öĸ±íʾ£©£®
¢Û±¾ÊµÑéͨ¹ý±È½Ï
 
ºÍ
 
£¬ÔÚʵÑéÎó²îÔÊÐíµÄ·¶Î§ÄÚÏàµÈ£¨ÓòâÁ¿µÄÎïÀíÁ¿·ûºÅ±íʾ£©£¬´Ó¶øÑéÖ¤ÁËϵͳµÄ»úеÄÜÊغ㣮
¾«Ó¢¼Ò½ÌÍø
£¨2£©Ä³Í¬Ñ§Ïë²âÁ¿Ä³µ¼µçÈÜÒºµÄµç×èÂÊ£¬ÏÈÔÚÒ»¸ù¾ùÔȵij¤²£Á§¹ÜÁ½¶Ë¸÷×°ÁËÒ»¸öµç¼«£¨½Ó´¥µç×è²»¼Æ£©£¬Á½µç¼«Ïà¾àL=0.700m£¬Æä¼ä³äÂú´ý²âµÄµ¼µçÈÜÒº£®ÓÃÈçÏÂÆ÷²Ä½øÐвâÁ¿£º
µçѹ±í£¨Á¿³Ìl5V£¬ÄÚ×èÔ¼30k¦¸£©£»     µçÁ÷±í£¨Á¿³Ì300¦ÌA£¬ÄÚÔ¼50¦¸£©£»
»¬¶¯±ä×èÆ÷£¨10¦¸£¬1A£©£»              µç³Ø×飨µç¶¯ÊÆE=12V£¬ÄÚ×èr=6¦¸£©£»
µ¥µ¶µ¥ÖÀ¿ª¹ØÒ»¸ö¡¢µ¼ÏßÈô¸É£®
ϱíÊDzâÁ¿Í¨¹ý¹ÜÖе¼µçÒºÖùµÄµçÁ÷¼°Á½¶ËµçѹµÄʵÑéÊý¾Ý£®ÊµÑéÖÐÓÃ20·Ö¶ÈµÄÓα꿨³ß²âÁ¿Á˲£Á§¹ÜµÄÄÚ¾¶£¬½á¹ûÈçͼ3Ëùʾ£®
U/V 0 1.0 3.0 5.0 7.0 9.0 11.0
I/¦ÌA 0 22 65 109 155 175 240
¸ù¾ÝÒÔÉÏËùÊöÇë»Ø´ðÏÂÃæµÄÎÊÌ⣺
¢Ù²£Á§¹ÜÄÚ¾¶d=
 
mm£®
¢ÚÇëÔÚͼ2Öв¹»­³öδÁ¬½ÓµÄµ¼Ïߣ®
¢Û¸ù¾Ý±íÊý¾ÝÔÚͼ4×ø±êÖÐÒÑÃèµã£¬Çë×÷³öU-IͼÏó£¬ÓÉͼÏóÇó³öµç×èR=
 
¦¸£¨½á¹û±£Áô2λÓÐЧÊý×Ö£©£®
¢Ü¼ÆËã¸Ãµ¼µçÈÜÒºµÄµç×èÂʱí´ïʽÊÇ£º¦Ñ=
 
 £¨ÓÃR¡¢d¡¢L±íʾ£©£®
£¨1£©Ä³Í¬Ñ§ÓÃÓαêΪ20·Ö¶ÈµÄ¿¨³ß²âÁ¿Ò»±¡½ðÊôÔ²°åµÄÖ±¾¶D£¬ÓÃÂÝÐý²â΢Æ÷²âÁ¿Æäºñ¶Èd£¬Ê¾ÊýÈçͼ1Ëùʾ£®ÓÉͼ¿É¶Á³öD=
 
mm£¬d=
 
mm£®

¾«Ó¢¼Ò½ÌÍø
£¨2£©ÊµÑé×ÀÉÏÓÐÏÂÁÐʵÑéÒÇÆ÷£º
A£®´ý²âµçÔ´£¨µç¶¯ÊÆÔ¼3V£¬ÄÚ×èÔ¼7¦¸£©£»
B£®Ö±Á÷µçÁ÷±í£¨Á¿³Ì0¡«0.6¡«3A£¬0.6AµµµÄÄÚ×èÔ¼0.5¦¸£¬3AµµµÄÄÚ×èÔ¼0.1¦¸£©£»
C£®Ö±Á÷µçѹ±í£¨Á¿³Ì0¡«3¡«15V£¬3VµµÄÚ×èÔ¼5k¦¸£¬15VµµÄÚ×èÔ¼25k¦¸£©£»
D£®»¬¶¯±ä×èÆ÷£¨×èÖµ·¶Î§Îª0¡«15¦¸£¬ÔÊÐí×î´óµçÁ÷Ϊ1A£©£»
E£®»¬¶¯±ä×èÆ÷£¨×èÖµ·¶Î§Îª0¡«1000¦¸£¬ÔÊÐí×î´óµçÁ÷Ϊ0.2A£©£»
F£®¿ª¹Ø¡¢µ¼ÏßÈô¸É£»
ÇëÄã½â´ðÏÂÁÐÎÊÌ⣺
¢ÙÀûÓøø³öµÄÆ÷²Ä²âÁ¿µçÔ´µÄµç¶¯ÊƺÍÄÚ×裬ҪÇó²âÁ¿Óо¡¿ÉÄܸߵľ«¶ÈÇÒ±ãÓÚµ÷½Ú£¬Ó¦Ñ¡ÔñµÄ»¬¶¯±ä×èÆ÷ÊÇ
 
£¨Ìî´úºÅ£©£®
¢Ú¸ù¾Ý¸ø¶¨Æ÷²ÄÔÚ´ð¾íÐéÏß¿òÄÚ»­³öʵÑéÔ­Àíµç·ͼ£¨Èçͼ2Ëùʾ£©£»
¢Ûijͬѧ¸ù¾Ý²âµÃµÄÊý¾Ý£¬×÷³öU-IͼÏóÈçͼ3ÖÐͼÏßaËùʾ£¬ÓÉ´Ë¿ÉÖªµçÔ´µÄµç¶¯ÊÆE=
 
V£¬ÄÚ×èr=
 
¦¸£»
¢ÜÈôÒªÀûÓøø³öµÄÆ÷²Äͨ¹ýʵÑéÃè»æ³öСµÆÅÝ£¨¶î¶¨µçѹ4V¡¢¶î¶¨µçÁ÷0.4A£©µÄ·ü°²ÌØÐÔÇúÏߣ¬½«µÃµ½µÄÊý¾ÝÔÚͬһU-I×ø±êϵÄÚÃèµã×÷ͼ£¬µÃµ½Èçͼ3ËùʾµÄͼÏßb£¬Èç¹û½«´ËСµÆÅÝÓëÉÏÊöµçÔ´×é³É±ÕºÏ»Ø·£¬´ËʱСµÆÅݵÄʵ¼Ê¹¦ÂÊΪ
 
W£®

I (6·Ö)ÀûÓÃͼ10ÖÐËùʾµÄ×°ÖÿÉÒÔÑо¿×ÔÓÉÂäÌåÔ˶¯.ʵÑéÖÐÐèÒªµ÷ÕûºÃÒÇÆ÷,½Óͨ´òµã¼ÆʱÆ÷µÄµçÔ´£¬ËÉ¿ªÖ½´ø£¬Ê¹ÖØÎïÏÂÂä.´òµã¼ÆʱÆ÷»áÔÚÖ½´øÉÏ´ò³öһϵÁеÄСµã.

(1) ΪÁ˲âµÃÖØÎïÏÂÂäµÄ¼ÓËÙ¶È,»¹ÐèÒªµÄʵÑéÆ÷²ÄÓÐ_____.(ÌîÈëÕýÈ·Ñ¡ÏîÇ°µÄ×Öĸ)

A.Ììƽ  B.Ãë±í  C.¿Ì¶È³ß

(2) ÈôʵÑéÖÐËùµÃµ½µÄÖØÎïÏÂÂäµÄ¼ÓËÙ¶ÈֵСÓÚµ±µØµÄÖØÁ¦¼ÓËÙ¶ÈÖµ,¶øʵÑé²Ù×÷ÓëÊý¾Ý´¦Àí¾ùÎÞ´íÎó£¬Ð´³öÒ»¸öÄãÈÏΪ¿ÉÄÜÒýÆð´ËÎó²îµÄÔ­Òò: ____________________.

II(5·Ö)ΪÁ˲âÁ¿µçÔ´µÄµç¶¯ÊƺÍÄÚ×裬ÔÚʵÑéÊÒÀïÎÒÃÇͨ³£²Éȡͼ11¼×Ëùʾµç·²âÁ¿£¬Çë¸ù¾Ý¸Ãµç·ͼÔÚͼ11ÒÒÖÐÁ¬½ÓʵÎïͼ.

III(6·Ö)ijͬѧÉè¼ÆÁËÒ»¸ö²â¶¨¼¤¹â²¨³¤µÄʵÑé×°ÖÃÈçͼ12¼×Ëùʾ£¬¼¤¹âÆ÷·¢³öµÄÒ»ÊøÖ±¾¶ºÜСµÄºìÉ«¼¤¹â½øÈëÒ»¸öÒ»¶Ë×°ÓÐË«·ì¡¢ÁíÒ»¶Ë×°ÓийâƬµÄÕÚ¹âͲ,¸Ð¹âƬµÄλÖÃÉϳöÏÖÒ»ÅŵȾàµÄÁÁµã,ͼ12ÒÒÖеĺڵã´ú±íÁÁµãµÄÖÐÐÄλÖÃ.

(1) ͨ¹ýÁ¿³öÏàÁÚ¹âµãµÄ¾àÀë¿ÉËã³ö¼¤¹âµÄ²¨³¤£¬¾Ý×ÊÁϽéÉÜ£¬ÈôË«·ìµÄ·ì¼ä¾àÀëΪa,Ë«·ìµ½¸Ð¹âƬµÄ¾àÀëΪ¸Ð¹âƬÉÏÏàÁÚÁ½¹âµã¼äµÄ¾àÀëΪb£¬Ôò¹âµÄ²¨³¤.¸Ãͬѧ²âµÃL=1.0000m,Ë«·ì¼ä¾àa =0.22mm£¬Óôø10·Ö¶ÈÓαêµÄ¿¨³ß²â¸Ð¹âƬÉϵĹâµã¼ä¾àʱ,³ßÓëµãµÄÖÐÐÄλÖÃÈçͼ12ÒÒËùʾ.ͼ12ÒÒÖеÚÒ»¸ö¹âµãµ½µÚËĸö¹âµãµÄ¾àÀëÊÇ__________mm.ʵÑéÖм¤¹âµÄ²¨³¤ =________m(±£ÁôÁ½Î»ÓÐЧÊý×Ö£©

(2) Èç¹ûʵÑéʱ½«ºì¼¤¹â»»³ÉÀ¶¼¤¹â,ÆÁÉÏÏàÁÚÁ½¹âµã¼äµÄ¾àÀ뽫_______.(Ñ¡Ìî±ä´ó¡¢±äС¡¢²»±ä£©

 

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

¾«Ó¢¼Ò½ÌÍø