ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿Èçͼ¼×Ëùʾµç·£¬µçÔ´Á½¶Ëµçѹ±£³Ö²»±ä£¬Îª¶¨Öµµç×裬Ϊ»¬¶¯±ä×èÆ÷£®±ÕºÏ¿ª¹Ø£¬½«»¬¶¯±ä×èÆ÷»¬Æ¬ÓÉÒ»¶ËÒƵ½ÁíÒ»¶ËµÄ¹ý³ÌÖУ¬µç·ÖеçÁ÷±íʾÊýºÍµçѹ±íʾÊýµÄ¹ØϵÈçͼÒÒËùʾ£¬ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨ £©
A. µçÔ´Á½¶ËµçѹΪ
B. »¬¶¯±ä×èÆ÷µÄ×î´ó×èֵΪ
C. »¬¶¯±ä×èÆ÷»¬Æ¬ÓÉÒ»¶ËÒƵ½ÁíÒ»¶ËµÄ¹ý³ÌÖУ¬µç·×ܹ¦ÂʵÄ×î´óֵΪ
D. »¬¶¯±ä×èÆ÷»¬Æ¬ÓÉÒ»¶ËÒƵ½ÁíÒ»¶ËµÄ¹ý³ÌÖУ¬µç×èÏûºÄµç¹¦ÂÊ×î´óÖµÓë×îСֵ֮²îΪ
¡¾´ð°¸¡¿C
¡¾½âÎö¡¿
A¡¢ÓÉͼ¿ÉÖª£¬Á½µç×è´®Áª£¬µçѹ±í²âRpÁ½¶ËµÄµçѹ£¬µçÁ÷±í²âµç·ÖеĵçÁ÷¡£
µ±»¬¶¯±ä×èÆ÷½ÓÈëµç·Öеĵç×èΪ0ʱ£¬µç·ÖеĵçÁ÷×î´ó£¬µç·ÏûºÄµÄ¹¦ÂÊ×î´ó£¬
ÓÉͼÒÒ¿ÉÖªI×î´ó=0.6A£¬
Óɿɵ㬵çÔ´µçѹ£»
µ±»¬¶¯±ä×èÆ÷½ÓÈëµç·Öеĵç×è×î´óʱ£¬µç·ÖеĵçÁ÷×îС£¬µç·ÏûºÄµÄ¹¦ÂÊ×îС£¬
ÓÉͼÒÒ¿ÉÖª£¬I×îС=0.1A£¬Up=5V£¬
¸ù¾Ý´®Áªµç·µçѹÌصãºÍÅ·Ä·¶¨ÂÉ¿ÉÖª£º
µçÔ´µçѹ£»
ÓÉÓÚµçÔ´µçѹ²»±ä£¬Ôò£¬
ËùÒÔ£¬£»
ÔòµçÔ´µçѹ£»¹ÊA´íÎó£»
B¡¢Óɿɵ㬻¬¶¯±ä×èÆ÷µÄ×î´óµç×裺
£»¹ÊB´íÎó£»
C¡¢µç·ÏûºÄµÄ×î´ó¹¦ÂÊ£º
£¬¹ÊCÕýÈ·¡£
D¡¢µç·ÏûºÄµÄ×î´ó¹¦Âʼ´ÎªR0ÏûºÄµÄ×î´ó¹¦ÂÊ£¬
×îСֵΪ£º£¬
Ôòµç×èÏûºÄµç¹¦ÂÊ×î´óÖµÓë×îСֵ֮²îΪ£º£»¹ÊD´íÎó¡£
¹ÊÑ¡C¡£