ÌâÄ¿ÄÚÈÝ

£¨6·Ö£©Èçͼ¼×ÊÇÎÒ¹úij¹«Â·Á½ÅÔ·ç¹â»¥²¹Â·µÆϵͳµÄÍâ¾°,ÆäÖеķçÁ¦·¢µç»ú×éÖ÷ÒªÓÉ·ç»úҶƬºÍ·¢¶¯»ú×é³É£»¸Ã·çÁ¦·¢µç»úµÄÊä³ö¹¦ÂÊÓë·çËٵĹØϵͼÏñÈçͼÒÒËùʾ¡£Çë»Ø´ð£º

£¨1£©·çÁ¦·¢µçÀûÓõÄÊÇ·çÄÜ£¬·çÄÜÊÇÇå½àµÄ¡¢_______£¨Ñ¡Ìî¡°¿ÉÔÙÉú¡±»ò¡°²»¿ÉÔÙÉú¡±£©ÄÜÔ´£»
£¨2£©·çÁ¦·¢µç»úÀûÓÃ___________Ô­Àí°Ñ________ת»¯ÎªµçÄÜ£»
£¨3£©ÓÉͼÒÒͼÏñ¿ÉÖª£¬ÄÜʹ¸Ã·çÁ¦·¢µç»ú×é²úÉúµçÄܵķçËÙ·¶Î§ÊÇ____________£¨ÓÃͼÏñÖеÄ×Öĸ±íʾ£©£»
£¨4£©Ï±í¸ø³öµÄÊÇÔÚ²»Í¬·çËÙϸ÷çÁ¦·¢µç»úµÄÊä³ö¹¦ÂÊ¡£Çë¸ù¾Ý±íÖÐÐÅÏ¢»Ø´ð£º
ƽ¾ù·çËÙ£¨m/s£©
2
4
8
16
Êä³ö¹¦ÂÊ£¨W£©
1.25
10
£¿
640
 
¢Ùµ±·çËÙΪ8m/sʱ£¬¸Ã·çÁ¦·¢µç»úµÄÊä³ö¹¦ÂÊΪ______ W£»
¢Úµ±·çËÙΪ16m/sʱ£¬Õą̂·çÁ¦·¢µç»ú¹¤×÷1sËù²úÉúµÄµçÄܿɹ©1Ö»¡°12V 60W¡±µçµÆÕý³£¹¤×÷2s£¬ÄÇô·çÁ¦·¢µç»ú·¢µçµÄЧÂÊΪ__________¡£
£¨1£©¿ÉÔÙÉú£»£¨2£©µç´Å¸ÐÓ¦  »úеÄÜ£»£¨3£©V1¡«V3£»£¨4£©¢Ù80£»¢Ú18.75%

ÊÔÌâ·ÖÎö£º£¨1£©·çÄÜÔÚ×ÔÈ»½çÖÐÊÇ¿ÉÔÙÉúÄÜÔ´£»£¨2£©·¢µç»úµÄÔ­ÀíΪµç´Å¸ÐÓ¦Ô­Àí£¬ÄÜÁ¿×ª»¯¹ý³ÌΪ»úеÄÜת»¯ÎªµçÄÜ£»£¨3£©·çÁ¦·¢µç»úµÄÊä³ö¹¦ÂÊÓë·çËٵĹØϵͼÏñ¿É¿´³ö£¬ÔÚV1¡«V3·¶Î§ÄÚ·çÁ¦·¢µç»úÓе繦ÂÊÊä³ö£¬ËùÒÔÉúµçÄܵķçËÙ·¶Î§ÊÇV1¡«V3£¬£¨4£©¶Ô±í¸ñ½øÐзÖÎö£¬Äã·¢Ïָ÷çÁ¦·¢µç»úÊä³ö¹¦ÂÊÓë·çËÙµÄÈý´Î·½³ÉÕý±È£¬¼´µ±·çËÙÔö´óΪԭÀ´µÄ2±¶£¬¹¦ÂÊÔö´óΪԭÀ´µÄ8±¶£¬ËùÒÔµ±·çËÙΪ8m/sʱÊÇ4m/sµÄ2±¶£¬Ôò¹¦ÂÊΪ10wµÄ8±¶¼´80w£¬¸ù¾ÝÌâÒâµÃW×Ü=Pt=640W¡Á1s=640J£»¸ù¾Ý¹«Ê½P=W/t£¬µÃ£ºWÓÐ=Pt=60W¡Á2s=120J£¬
·ç»ú·¢µçµÄЧÂʦÇ=WÓÐ/W×Ü=120J/640J=18.75%£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø