ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿Ä³ÊµÑéС×éÔÚ¡°Á·Ï°Ê¹ÓöàÓõç±í¡±ÊµÑéÖС£
(1)ÓöàÓõç±í²âÁ¿Ä³Ò»µçѧԪ¼þ£¬¶àÓõç±íµÄÑ¡Ôñ¿ª¹ØÐýÖÁÈçͼËùʾ¡£²Ù×÷ÕýÈ·£¬±íÅÌÖ¸ÕëÈçͼËùʾ£¬Ôò¸ÃµçѧԪ¼þ×èֵΪ_____¦¸¡£
(2)¸ÃµçѧԪ¼þ¿ÉÄÜÊÇ£¨________£©
A.Ò»¸ö×èֵδ֪µÄµç×è B.¡°220V 50W¡±µÄ°×³ãµÆ C.¡°220 V 100W¡±µÄ°×³ãµÆ
(3)½«Á½±í±Ê·Ö±ðÓë´ý²âµç×èÏà½Ó£¬·¢ÏÖÖ¸Õëƫת½Ç¶È¹ýС¡£ÎªÁ˵õ½±È½Ï׼ȷµÄ²âÁ¿½á¹û£¬Çë´ÓÏÂÁÐÑ¡ÏîÖÐÌô³öºÏÀíµÄ²½Ö裬²¢°´_____µÄ˳Ðò½øÐвÙ×÷£¬ÔÙÍê³É¶ÁÊý²âÁ¿¡£
A.½«KÐýתµ½µç×èµ²¡°¡Á1k¡±µÄλÖÃ
B.½«KÐýתµ½µç×èµ²¡°¡Á10¡±µÄλÖÃ
C.½«Á½±í±ÊµÄ½ðÊô²¿·Ö·Ö±ðÓë±»²âµç×èµÄÁ½¸ùÒýÏßÏà½Ó
D.½«Á½±í±Ê¶Ì½Ó£¬Ðý¶¯ºÏÊʲ¿¼þ£¬¶Ôµç±í½øÐÐУ׼
(4)µ±Ñ¡ÓÃÁ¿³ÌΪ 5VµÄÖ±Á÷µçѹµ²²âÁ¿µçѹʱ£¬±íÕëÒ²Ö¸ÓÚͼʾλÖã¬ÔòËù²âµçѹΪ____V¡£
¡¾´ð°¸¡¿3000 A ADC 2.20
¡¾½âÎö¡¿
(1)[1]Å·Ä·±íµç×èʱ£¬±íÅÌÉϵÄÊý×ÖΪ30£¬±¶ÂÊΪ¡Á100£¬Ôòµç×èµÄ¶ÁÊýΪ
30¡Á100¦¸=3000¦¸
(2)[2]A£®µçѧԪ¼þ¿ÉÄÜÊÇÒ»¸ö×èֵԼΪ3000¦¸µÄµç×裬¹ÊAÏî¿ÉÄÜ£»
BC£®Óɿɵ㬡°220V 50W¡±µÄ°×³ãµÆµÄ¶î¶¨×´Ì¬ÏµÄ×èֵΪ
¡°220V 100W¡±µÄ°×³ãµÆµÄ¶î¶¨×´Ì¬ÏµÄ×èֵΪ
Á½×èÖµ¶¼Æ«Ð¡£¬ÇÒ¶àÓõç±í²â³öÀ´µÄµç×èÊÇÀäµç×裬±È¶î¶¨×´Ì¬Ïµĵç×軹ҪС£¬¹ÊBC¶¼²»¿ÉÄÜ¡£
¹Ê¸ÃµçѧԪ¼þ¿ÉÄÜÊÇÑ¡A¡£
(3)[3]²âµç×èʱָÕëƫת½Ç¶È¹ýС£¬ËµÃ÷´Ë±¶ÂÊϵÄ×èÖµ½Ï´ó£¬ÎªÁËÈöÁÊýÔÚÖÐÖµµç×踽½ü£¬ÐèÒª½«Êý×Ö±äС£¬ÔòÐèÒª½«±¶Âʵ÷´ó£¬¶ø»»±¶ÂʺóÐèÒªÖØÐÂÅ·Ä·µ÷Áã»ñµÃÕýÈ·µÄÖÐÖµµç×裬ȻºóÔÙ²âµç×裬¹Ê˳ÐòΪADC¡£
(4)[4] 5VµÄÖ±Á÷µçѹµ²¿ÉÑ¡Ôñ50VµÄÁ¿³Ì²ÎÕÕ£¬×îС¿Ì¶ÈΪ0.1V£¬¹À¶Áµ½0.01V£¬ÔòµçѹµÄ¶ÁÊýΪ2.20V¡£