ÌâÄ¿ÄÚÈÝ

ÔÚÈçͼ¼×ËùʾµÄµç·ÖУ¬ÂÝÏß¹ÜÔÑÊýn = 1500ÔÑ£¬ºá½ØÃæ»ýS = 20cm2.ÂÝÏ߹ܵ¼Ïßµç×èr= 1.0¦¸£¬R1 = 4.0¦¸£¬R2 = 5.0¦¸£¬C=30¦ÌF.ÔÚÒ»¶Îʱ¼äÄÚ£¬´©¹ýÂÝÏ߹ܵĴų¡µÄ´Å¸ÐӦǿ¶ÈB°´ÈçͼÒÒËùʾµÄ¹æÂɱ仯.ÔòÏÂÁÐ˵·¨ÖÐÕýÈ·µÄÊÇ£¨  £©
A£®ÂÝÏß¹ÜÖвúÉúµÄ¸ÐÓ¦µç¶¯ÊÆΪ1.2V
B£®±ÕºÏS£¬µç·ÖеĵçÁ÷Îȶ¨ºóµçÈÝÆ÷Éϼ«°å´øÕýµç
C£®µç·ÖеĵçÁ÷Îȶ¨ºó£¬µç×èR1µÄµç¹¦ÂÊΪ5¡Á10-2 W
D£®S¶Ï¿ªºó£¬Á÷¾­R2µÄµçÁ¿Îª1.8¡Á10-5C
AD

ÊÔÌâ·ÖÎö£º¾ÝÌâÒ⣬ÂÝÏß¹ÜÄÚ²úÉúµÄµç¶¯ÊÆΪ£º£¬¹ÊAÑ¡ÏîÕýÈ·£»¾ÝÀã´Î¶¨ÂÉ£¬µ±´©¹ýÂÝÏ߹ܵĴÅͨÁ¿Ôö¼Óʱ£¬ÂÝÏß¹Üϲ¿¿ÉÒÔ¿´³ÉµçÔ´µÄÕý¼«£¬ÔòµçÈÝÆ÷ϼ«°å´øÕýµç£¬¹ÊBÑ¡Ïî´íÎó£»µçÁ÷Îȶ¨ºó£¬µçÁ÷Ϊ£º£¬µç×èR1ÉÏÏûºÄµÄ¹¦ÂÊΪ£º£¬¹ÊCÑ¡Ïî´íÎó£»µç¼ü¶Ï¿ªºóÁ÷¾­µç×èR2µÄµçºÉÁ¿Îª£º£¬¹ÊDÑ¡ÏîÕýÈ·¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø