ÌâÄ¿ÄÚÈÝ

ÔÚÎïÀíѧ·¢Õ¹Ê·ÉÏ£¬Ðí¶à¿Æѧ¼Òͨ¹ýÇ¡µ±µØÔËÓÿÆѧÑо¿·½·¨£¬³¬Ô½Á˵±Ê±Ñо¿Ìõ¼þµÄ¾ÖÏÞÐÔ£¬È¡µÃÁ˻Ի͵ÄÑо¿³É¹û£¬ÏÂÁбíÊö·ûºÏÎïÀíѧʷʵµÄÊÇ£¨¡¡¡¡£©

A£®Å£¶Ù¸ù¾ÝÀíÏëбÃæʵÑéÊ×ÏÈÌá³öÁ˹ßÐԵĸÅÄ´Ó¶øµì¶¨ÁËÅ£¶ÙÁ¦Ñ§µÄ»ù´¡
B£®¿âÂØÀûÓÿâÂØŤ³ÓÇÉÃîµØʵÏÖÁËËû¶ÔµçºÉ¼äÏ໥×÷ÓÃÁ¦¹æÂɵÄÑо¿
C£®ÑÇÀïÊ¿¶àµÂÉè¼ÆÁËÀíÏëбÃæʵÑé ,ÂÛÖ¤ÁËÔ˶¯²»ÐèÒªÁ¦²úÉú,Ò²²»ÐèÒªÁ¦Î¬³Ö
D£®·¨À­µÚ·¢ÏÖµçÁ÷µÄ´ÅЧӦ£¬ÕâºÍËû¼áÐŵçºÍ´ÅÖ®¼äÒ»¶¨´æÔÚ×ÅÁªÏµµÄÕÜѧ˼ÏëÊÇ·Ö²»¿ªµÄ

B

½âÎöÊÔÌâ·ÖÎö£ºÙ¤ÀûÂÔ¸ù¾ÝÀíÏëбÃæʵÑéÊ×ÏÈÌá³öÁ˹ßÐԵĸÅÄ´Ó¶øµì¶¨ÁËÅ£¶ÙÁ¦Ñ§µÄ»ù´¡£¬Ñ¡ÏîA ´íÎ󣻿âÂØÀûÓÿâÂØŤ³ÓÇÉÃîµØʵÏÖÁËËû¶ÔµçºÉ¼äÏ໥×÷ÓÃÁ¦¹æÂɵÄÑо¿£¬Ñ¡ÏîB ÕýÈ·£»Ù¤ÀûÂÔÉè¼ÆÁËÀíÏëбÃæʵÑé ,ÂÛÖ¤ÁËÔ˶¯²»ÐèÒªÁ¦²úÉú,Ò²²»ÐèÒªÁ¦Î¬³Ö£¬Ñ¡ÏîC ´íÎó£»·¨À­µÚ·¢ÏÖµç´Å¸ÐÓ¦ÏÖÏó£¬ÕâºÍËû¼áÐŵçºÍ´ÅÖ®¼äÒ»¶¨´æÔÚ×ÅÁªÏµµÄÕÜѧ˼ÏëÊÇ·Ö²»¿ªµÄ£¬Ñ¡ÏîD ´íÎó¡£
¿¼µã£ºÎïÀíѧʷ

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

(1)ÓÃ20·Ö¶ÈµÄÓα꿨³ß²âÎïÌåµÄ³¤¶È£¬Èçͼ¼×Ëùʾ£¬¶ÁÊýΪ________m.
ÓÃÂÝÐý²â΢Æ÷²âÎïÌåµÄºñ¶È£¬ÈçͼÒÒËùʾ£¬¶ÁÊýΪ______m.

(2)ijͬѧΪÁ˲ⶨһֻµç×èµÄ×èÖµ£¬²ÉÓÃÁËÈçÏ·½·¨£º
¢ÙÓöàÓõç±í´Ö²â£º¶àÓõç±íµç×èµ²ÓÐ4¸ö±¶ÂÊ£º·Ö±ðΪ¡Á1 k¡¢¡Á100¡¢¡Á10¡¢¡Á1.¸ÃͬѧѡÔñ¡Á100±¶ÂÊ£¬ÓÃÕýÈ·µÄ²Ù×÷²½Öè²âÁ¿Ê±£¬·¢ÏÖÖ¸Õëƫת½Ç¶ÈÌ«´ó(Ö¸ÕëλÖÃÈçÏÂͼÖÐÐéÏßËùʾ)£®ÎªÁ˽Ï׼ȷµØ½øÐвâÁ¿£¬ÇëÄã²¹³äÍêÕûÏÂÁÐÒÀ´ÎÓ¦¸Ã½øÐеÄÖ÷Òª²Ù×÷²½Ö裺

a£®________________________________________________________________________
________________________________________________________________________.
b£®Á½±í±Ê¶Ì½Ó£¬µ÷½ÚÅ·Ä·µ÷ÁãÐýÅ¥£¬Ê¹Ö¸ÕëÖ¸ÔÚ0 ¦¸´¦£®
c£®ÖØвâÁ¿²¢¶ÁÊý£¬ÈôÕâʱ¿Ì¶ÈÅÌÉϵÄÖ¸ÕëλÖÃÈçÉÏͼÖÐʵÏßËùʾ£¬²âÁ¿½á¹ûÊDzË________________________________________________________________________
________________________________________________________________________.
¢Ú¸ÃͬѧÓ÷ü°²·¨¼ÌÐø²â¶¨ÕâÖ»µç×èµÄ×èÖµ£¬³ý±»²âµç×èÍ⣬»¹ÓÐÈçÏÂʵÑéÒÇÆ÷£º

A£®Ö±Á÷µçÔ´(µçѹ3 V£¬ÄÚ×è²»¼Æ)
B£®µçѹ±íV1(Á¿³Ì£º0¡«3V£¬ÄÚ×èԼΪ5 k¦¸)
C£®µçѹ±íV2(Á¿³Ì£º0¡«15 V£¬ÄÚ×èԼΪ25 k¦¸)
D£®µçÁ÷±íA1(Á¿³Ì£º0¡«25 mA£¬ÄÚ×èԼΪ1 ¦¸)
E£®µçÁ÷±íA2(Á¿³Ì£º0¡«250 mA£¬ÄÚ×èԼΪ0.1 ¦¸)
F£®»¬¶¯±ä×èÆ÷Ò»Ö»£¬×èÖµ0¡«20 ¦¸
G£®µç¼üÒ»Ö»£¬µ¼ÏßÈô¸É
ÔÚÉÏÊöÒÇÆ÷ÖУ¬µçѹ±íӦѡÔñ________(Ìî¡°V1¡±»ò¡°V2¡±)£¬µçÁ÷±íӦѡÔñ________(Ìî¡°A1¡±»ò¡°A2¡±)£®ÇëÔÚ·½¿òÄÚ»­³öµç·ԭÀíͼ£®

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

¾«Ó¢¼Ò½ÌÍø