£¨1£©ÓÃÂÝÐý²â΢Æ÷²âÒ»Ô²Ðι¤¼þµÄ³¤¶Èʱ¶ÁÊýÈçͼ1Ëùʾ£¬Æä¶ÁÊýΪ______mm£®Èç¹ûʹÓÃÖ÷³ßÉÏ×îС¿Ì¶ÈΪmm¡¢ÓαêΪ10·Ö¶ÈµÄÓα꿨³ß²âÁ¿Í¬Ò»Ô²Ðι¤¼þµÄ³¤¶Èʱ£¬ÒÔÉϲâÁ¿µÄ½á¹ûÓ¦¼ÇΪ______ mm

£¨2£©Ä³Í¬Ñ§ÓÃÈçͼ2ËùʾµÄ×°ÖòⶨÖØÁ¦¼ÓËٶȣº
µç»ð»¨¼ÆʱÆ÷µÄ¹¤×÷µçѹΪ______£¬ÆµÂÊ______£®
£¨3£©¢Ù´ò³öµÄÖ½´øÈçͼ3Ëùʾ£¬ÊµÑéʱֽ´øµÄ______¶ËÓ¦ºÍÖØÎïÏàÁ¬½Ó£®£¨Ñ¡Ìî¡°¼×¡±»ò¡°ÒÒ¡±£©

¢ÚÖ½´øÉÏ1ÖÁ9¸÷µãΪ¼Æʱµã£¬ÓÉÖ½´øËùʾÊý¾Ý¿ÉËã³öʵÑéʱµÄ¼ÓËÙ¶ÈΪ______ m/s2£®
¢Ûµ±µØµÄÖØÁ¦¼ÓËÙ¶ÈÊýֵΪ9.8m/s2£¬ÇëÁгö²âÁ¿ÖµÓëµ±µØÖØÁ¦¼ÓËٶȵÄÖµÓвîÒìµÄÒ»¸öÔ­Òò______£®
¡¾´ð°¸¡¿·ÖÎö£ºÂÝÐý²â΢Æ÷µÄ¶ÁÊý·½·¨Êǹ̶¨¿Ì¶È¶ÁÊý¼ÓÉϿɶ¯¿Ì¶È¶ÁÊý£¬ÔÚ¶Á¿É¶¯¿Ì¶È¶ÁÊýʱÐè¹À¶Á£®
Á˽âʵÑéµÄ×°Öú͹¤×÷Ô­Àí£®
Çå³þÖØÎïµÄÔ˶¯¹ý³ÌºÍËٶȵı仯£¬ÔÙÅжÏÖ½´øµÄÄÄÒ»¶ÎÓëÖØÎïÏàÁ¬£®
ÈôÖ½´øÔȱäËÙÖ±ÏßÔ˶¯£¬²âµÃÖ½´øÉϵĵã¼ä¾à£¬ÀûÓÃÔȱäËÙÖ±ÏßÔ˶¯µÄÍÆÂÛ£¬¿É¼ÆËã³ö´ò³öijµãʱֽ´øÔ˶¯µÄ¼ÓËٶȣ®
½â´ð£º½â£º£¨1£©ÂÝÐý²â΢Æ÷µÄ¹Ì¶¨¿Ì¶È¶ÁÊýΪ3.5mm£¬¿É¶¯¿Ì¶È¶ÁÊýΪ0.01×11.5mm=0.115mm£¬ËùÒÔ×îÖÕ¶ÁÊýΪ£º3.5mm+0.115mm=3.615mm£®
£¨2£©¸ù¾Ýµç´Å´òµã¼ÆʱÆ÷µÄ¹¹ÔìºÍ¾ßÌåʹÓÃÎÒÃÇÖªµÀ£¬µç´Å´òµã¼ÆʱÆ÷ʹÓõĵçԴΪ4¡«6VµÄµÍѹ½»Á÷µçÔ´£¬µ±µçÔ´µÄƵÂÊÊÇ50Hzʱ£¬´òµãÖÜÆÚΪ0.02s£»µç»ð»¨¼ÆʱÆ÷µÄ¹¤×÷µçѹÊÇ220V£¬´òµãÖÜÆÚÊÇ0.02s£»
£¨3£©£º¢Ù´ÓͼÉÏ¿´³ö£¬´ÓÒÒ¶ËÍù¼×¶Ë£¬ÏàÁڵļÆÊýµã¾àÀëÔ½À´Ô½´ó£¬Ò²¾Í˵Ã÷Ö½´øËÙ¶ÈÔ½À´Ô½´ó£®
ÓÉÓÚÖØÎïÏÂÂäËÙ¶ÈÖð½¥±ä´ó£¬ËùÒÔ´òµã¼ÆʱÆ÷ÏÈ´ò³ö9µã£¬¶øÓëÖØÎïÏàÁ¬µÄÖ½´øÒ»¶ËÔÚʵÑéʱÊÇ´¦ÓÚ϶ˣ¬Ò²¾ÍÊǼÆʱÆ÷ÏÈ´òµãµÄλÖã¬ËùÒÔÖ½´øµÄÒÒ¶ËÓëÖØÎïÏàÁ¬£®
¢Ú¸ù¾ÝÔ˶¯Ñ§¹«Ê½µÃ£º¡÷x=at2£¬
a== m/s2=9.4m/s2£®
¢Ûµ±µØµÄÖØÁ¦¼ÓËÙ¶ÈÊýֵΪ9.8m/s2£¬´óÓÚʵÑé²â³öµÄ¼ÓËٶȣ¬ËùÒÔÖØÎïÏÂÂä¹ý³ÌÖгýÁËÖØÁ¦»¹Êܵ½ÁËÏòÉϵÄ×èÁ¦£¬Õâ¸ö×èÁ¦Ö÷ÒªÊÇÖØÎïÓëÖ½´øÊܵ½Ä¦²Á×èÁ¦ºÍ¿ÕÆø×èÁ¦£®
¹Ê´ð°¸Îª£º£¨1£©4.600¡¢4.6   
£¨2£©½»Á÷220 V£¬50 Hz£»
£¨3£©ÒÒ£»?9.4£»¿ÕÆø×èÁ¦¡¢Ä¦²Á×èÁ¦£»
µãÆÀ£º½â¾ö±¾ÌâµÄ¹Ø¼üÕÆÎÕÂÝÐý²â΢Æ÷µÄ¶ÁÊý·½·¨£¬ÂÝÐý²â΢Æ÷µÄ¶ÁÊý·½·¨Êǹ̶¨¿Ì¶È¶ÁÊý¼ÓÉϿɶ¯¿Ì¶È¶ÁÊý£¬ÔÚ¶Á¿É¶¯¿Ì¶È¶ÁÊýʱÐè¹À¶Á£®
¶ÔÓÚÖ½´øÊý¾ÝµÄ´¦Àí£¬Òª×¢ÖØÔȱäËÙÖ±ÏßÔ˶¯¹æÂɵÄÓ¦Óã®
ҪעÒâʵ¼Ê²Ù×÷ʱÄÄЩÎÊÌâµÄ´æÔÚ¶ÔʵÑé¾ßÓÐÓ°Ï죬´Ó¶¯Á¦Ñ§½Ç¶È¼ÓÒÔ·ÖÎö£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ÔÚ¡°²âÁ¿½ðÊôµ¼Ìåµç×èÂÊ¡±µÄʵÑéÖÐ
£¨1£©ÓÃÂÝÐý²â΢Æ÷²â½ðÊôË¿µÄÖ±¾¶Èçͼ£¨1£©Ëùʾ£¬¸Ã½ðÊôË¿µÄÖ±¾¶Îª
0.850
0.850
mm£®
£¨2£©ÒÑÖª½ðÊôË¿µÄµç×è´óԼΪ10¦¸£¬ÏÖÑ¡È¡ÈçÏÂÆ÷²Ä²âÁ¿½ðÊôË¿µÄµç×裺
A¡¢µçÁ÷±í£ºÁ¿³ÌÊÇ0¡«0.6A£¬ÄÚ×èÊÇ0.5¦¸£»
B¡¢µçѹ±í£ºÁ¿³ÌÊÇ0¡«3V£¬ÄÚ×èÊÇ6k¦¸£»
C¡¢»¬¶¯±ä×èÆ÷£º×èֵΪ0¡«20¦¸£»D¡¢Ðîµç³Ø6V£»E¡¢¿ª¹ØÒ»¸ö£¬µ¼ÏßÈô¸É£®
ÏÖÌṩÈçͼ£¨2£©A¡¢BÁ½ÖÖµç·ͼ£¬ÎªÁ˾¡Á¿×¼È·È·µØ²âÁ¿½ðÊôË¿µÄµç×裬ӦѡÔñ
B
B
µç·ͼ£¨ÌîдÐòºÅ¡°A¡±»ò¡°B¡±£©
£¨3£©ÔÚij´Î²âÁ¿ÖУ¬µçѹ±íºÍµçÁ÷±íµÄʾÊýÈçͼ£¨3£©Ëùʾ£¬Ôò½ðÊôË¿µç×èR=
7.5
7.5
¦¸£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ÓÃÓαêΪ20·Ö¶È£¨²âÁ¿Öµ¿É׼ȷµ½0.05mm£©µÄÓα꿨³ß²âÁ¿Ò»Ð¡ÇòµÄÖ±¾¶£¬²âÁ¿½á¹ûÈçͼ¼×Ëùʾ£®ÈçÓÃÂÝÐý²â΢Æ÷²â¸ÃСÇòµÄÖ±¾¶£¬²âÁ¿½á¹ûÈçͼÒÒËùʾ£®ÔòÓÃÓα꿨³ß²âµÃСÇòµÄÖ±¾¶Îª
1.030
1.030
cm£¬ÓÃÂÝÐý²â΢Æ÷²âµÃСÇòµÄÖ±¾¶Îª
1.0300
1.0300
cm£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

I£®£¨1£©ÓÃÂÝÐý²â΢Æ÷²âСÇòÖ±¾¶Ê±£¬Ê¾ÊýÈçͼ¼×Ëùʾ£¬Õâʱ¶Á³öµÄÊýÖµÊÇ
8.469
8.469
mm£®
£¨2£©ÓÃÓα꿨³ß£¨Óαê³ßÉÏÓÐ50¸öµÈ·Ö¿Ì¶È£©²â¶¨Ä³¹¤¼þµÄ¿í¶Èʱ£¬Ê¾ÊýÈçͼÒÒËùʾ£¬´Ë¹¤¼þµÄ¿í¶ÈΪ
2.322
2.322
cm£®

II£®Ä³ÊµÑéС×éÒªÃè»æÒ»Ö»¹æ¸ñΪ¡°2.5V  0.5A¡±Ð¡µçÖéµÄ·ü°²ÌØÐÔÇúÏߣ¬³ýÁËÌṩµ¼ÏߺͿª¹ØÍ⣬»¹ÓÐÒÔÏÂһЩÆ÷²Ä£º
A£®µçÔ´E£¨µç¶¯ÊÆΪ3.0V£®ÄÚ×è²»¼Æ£©
B£®µçѹ±íV£¨Á¿³ÌΪ0¡«3.0V£¬ÄÚ×èԼΪ2k¦¸£©
C£®µçÁ÷±íA£¨Á¿³ÌΪO¡«0.6A£¬ÄÚ×èԼΪl¦¸£©
D£®»¬¶¯±ä×èÆ÷R£¨×î´ó×èÖµl0¦¸£¬¶î¶¨µçÁ÷1A£©
£¨1£©ÎªÍê³É±¾ÊµÑ飬ÇëÓñʻ­Ïßµ±µ¼Ïߣ¬½«ÊµÎïͼÁ¬³ÉÍêÕûµÄµç·£¬ÒªÇóʵÑéÎó²î¾¡¿ÉÄܵÄС£®£¨Í¼ÖÐÓм¸¸ùµ¼ÏßÒѾ­½ÓºÃ£©Èç¹ûµç·ÖеÄËùÓÐÒÇÆ÷¶¼ÍêºÃ£¬±ÕºÏ¿ª¹ØºóÎÞÂÛÈçºÎµ÷½Ú»¬¶¯±ä×èÆ÷£¬·¢ÏÖСµÆÅÝÁÁ¶È·¢Éú±ä»¯£®µ«µçѹ±í¡¢µçÁ÷±íµÄʾÊý¾ù²»ÄÜΪÁ㣮ÊÔÅжϿÉÄÜÊÇÄĸùµ¼Ïß·¢ÉúÁ˶Ï·£¿ÇëÓá°¡Á¡±ÔÚÏàÓ¦µÄµ¼ÏßÉϱê³ö£®
£¨2£©Ï±íÖеÄÊý¾ÝÊǸÃС×éÔÚʵÑéÖвâµÃµÄ£¬Çë¸ù¾Ý±í¸ñÖеÄÊý¾ÝÔÚ·½¸ñÖ½ÉÏ×÷³öµçÖéµÄ·ü°²ÌØÐÔÇúÏß
U/V 0.00 0.50 1.00 1.50 2.00 2.50
I/A 0.00 0.17 0.30 0.39 0.45 0.49
£¨3£©Èç¹ûÓÃÒ»¸öµç¶¯ÊÆΪ1.5V£¬ÄÚ×èΪ3¦¸µÄµçÔ´Óë¸ÃСµçÖé×é³Éµç·£®Ôò¸ÃСµçÖéµÄʵ¼Ê¹¦ÂÊԼΪ
0.19
0.19
W£¨±£ÁôÁ½Î»ÓÐЧÊý×Ö£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

 ÈçͼÒÒͬÖÖ²ÄÁÏÁ½Ä¾°åͨ¹ýһС¶ÎÔ²»¡Á¬½Ó³ÉÒ»¸öбÃæºÍˮƽÃ沿·Ö£¬ÏÖÒª²âÁ¿Õý·½ÌåСÌú¿éA¡¢BºÍÕâľ°å¼äµÄ¶¯Ä¦²ÁÒòÊý¦Ì£¬ÀûÓÃÁËÈçÏÂÆ÷²ÄºÍ·½·¨£º£¨Ë®Æ½²¿·Ö×ã¹»³¤£¬ÖØÁ¦¼ÓËÙ¶ÈΪg£©

£¨1£©Óà 20 ¸öµÈ·Ö¿Ì¶ÈµÄÓα꿨³ß²â¶¨Ð¡Ìú¿éAµÄ±ß³¤dÈçͼ±û£¬²âµÃ³¤¶ÈΪd£½     cm£®

£¨2£©ÈôÓÃÂÝÐý²â΢Æ÷²â³¤15.033mmÌú¿éBµÄ³¤¶È£¬ÇëÔÚͼÖбê³ö¸÷С·½¿éÖжÔÓ¦µÄÂÝÐý²â΢Æ÷ÉϵĿ̶ÈÖµ£º

¹âµç¼ÆʱÆ÷ÊÇÒ»ÖÖÑо¿ÎïÌåÔ˶¯µÄ³£ÓüÆʱÆ÷£¬Æä½á¹¹Èçͼ¼×Ëùʾ£¬a¡¢b ·Ö±ðÊǹâµçÃŵļ¤¹â·¢ÉäºÍ½ÓÊÕ×°Ö㬵±ÓÐÎïÌå´Ó a¡¢b ¼äͨ¹ýʱ£¬¹âµç¼ÆʱÆ÷¾Í¿ÉÒÔÏÔʾÎïÌåµÄµ²¹âʱ¼ä£®´Ó¶ø¿ÉÒÔËãµÃÎïÌåµÄËٶȡ£

 

  

 

£¨3£©½«Ð±ÃæÌåÖÃÓÚˮƽ×ÀÃæÉÏ£¬Ð±Ã涥¶Ë P Ðü¹ÒһǦ´¹Ïߣ¬Q Ϊ׶¼âÓë×ÀÃæµÄ½Ó´¥µã£¬1ºÍ 2 Êǹ̶¨ÔÚбÃæÉϵÄÁ½¸ö¹âµçÃÅ£¨ÓëÖ®Á¬½ÓµÄµç·δ»­³ö£©£¬ÈÃСÌú¿éAÓÉPµãÑØбÃ滬Ï£¬Ð¡Ìú¿éͨ¹ý¹âµçÃÅ 1¡¢2µÄʱ¼ä·Ö±ðΪ¦¤t1¡¢¦¤t2£¬ÓÃÃ׳߲âµÃ l¡¢2 Ö®¼äµÄ¾àÀëΪ L£¬ÔòСÌú¿éÏ»¬¹ý³ÌÖеļÓËÙ¶È a         £»ÔÙÀûÓÃÃ׳߲â³ö         ¡¢          £¬¾Í¿ÉÒÔ²âµÃ¶¯Ä¦²ÁÒòÊý¦Ì£®

£¨4£©ÈôÔÙ²âÌú¿éBºÍ°å¼ä¶¯Ä¦²ÁÒòÊý¦Ìʱ£¬¹âµç¼ÆʱÆ÷³öÏÖ¹ÊÕϲ»ÄÜʹÓã¬ÏÖÖ»ÀûÓÃÃ׳ßÍê³ÉʵÑ飬ÈôÒѲâµÃPQ¸ßΪh£¬ÔòÖ»ÐèÒªÔٲ⠠                                                                  

                                 ¡££¨ÒªÇóÖ»ÄÜÔÙ²âÒ»¸öÎïÀíÁ¿£©

²âµÃµÄ¶¯Ä¦²ÁÒòÊý¦Ì£½_______£¨ÓÃÒÑÖªÁ¿ºÍ²â¶¨µÄÎïÀíÁ¿Ëù¶ÔÓ¦µÄ×Öĸ±íʾ£©

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£ºÕ㽭ʡѧ¾üÖÐѧ2010½ì¸ßÈýÉÏѧÆÚµÚËÄ´ÎÔ¿¼ ÌâÐÍ£ºÌî¿ÕÌâ

 ÈçͼÒÒͬÖÖ²ÄÁÏÁ½Ä¾°åͨ¹ýһС¶ÎÔ²»¡Á¬½Ó³ÉÒ»¸öбÃæºÍˮƽÃ沿·Ö£¬ÏÖÒª²âÁ¿Õý·½ÌåСÌú¿éA¡¢BºÍÕâľ°å¼äµÄ¶¯Ä¦²ÁÒòÊý¦Ì£¬ÀûÓÃÁËÈçÏÂÆ÷²ÄºÍ·½·¨£º£¨Ë®Æ½²¿·Ö×ã¹»³¤£¬ÖØÁ¦¼ÓËÙ¶ÈΪg£©

£¨1£©Óà 20 ¸öµÈ·Ö¿Ì¶ÈµÄÓα꿨³ß²â¶¨Ð¡Ìú¿éAµÄ±ß³¤dÈçͼ±û£¬²âµÃ³¤¶ÈΪd£½     cm£®

£¨2£©ÈôÓÃÂÝÐý²â΢Æ÷²â³¤15.033mmÌú¿éBµÄ³¤¶È£¬ÇëÔÚͼÖбê³ö¸÷С·½¿éÖжÔÓ¦µÄÂÝÐý²â΢Æ÷ÉϵĿ̶ÈÖµ£º

¹âµç¼ÆʱÆ÷ÊÇÒ»ÖÖÑо¿ÎïÌåÔ˶¯µÄ³£ÓüÆʱÆ÷£¬Æä½á¹¹Èçͼ¼×Ëùʾ£¬a¡¢b ·Ö±ðÊǹâµçÃŵļ¤¹â·¢ÉäºÍ½ÓÊÕ×°Ö㬵±ÓÐÎïÌå´Ó a¡¢b ¼äͨ¹ýʱ£¬¹âµç¼ÆʱÆ÷¾Í¿ÉÒÔÏÔʾÎïÌåµÄµ²¹âʱ¼ä£®´Ó¶ø¿ÉÒÔËãµÃÎïÌåµÄËٶȡ£

 

  

 

£¨3£©½«Ð±ÃæÌåÖÃÓÚˮƽ×ÀÃæÉÏ£¬Ð±Ã涥¶Ë P Ðü¹ÒһǦ´¹Ïߣ¬Q Ϊ׶¼âÓë×ÀÃæµÄ½Ó´¥µã£¬1ºÍ 2 Êǹ̶¨ÔÚбÃæÉϵÄÁ½¸ö¹âµçÃÅ£¨ÓëÖ®Á¬½ÓµÄµç·δ»­³ö£©£¬ÈÃСÌú¿éAÓÉPµãÑØбÃ滬Ï£¬Ð¡Ìú¿éͨ¹ý¹âµçÃÅ 1¡¢2 µÄʱ¼ä·Ö±ðΪ¦¤t1¡¢¦¤t2£¬ÓÃÃ׳߲âµÃ l¡¢2 Ö®¼äµÄ¾àÀëΪ L£¬ ÔòСÌú¿éÏ»¬¹ý³ÌÖеļÓËÙ¶È a         £» ÔÙÀûÓÃÃ׳߲â³ö          ¡¢           £¬¾Í¿ÉÒÔ²âµÃ¶¯Ä¦²ÁÒòÊý¦Ì£®

£¨4£©ÈôÔÙ²âÌú¿éBºÍ°å¼ä¶¯Ä¦²ÁÒòÊý¦Ìʱ£¬¹âµç¼ÆʱÆ÷³öÏÖ¹ÊÕϲ»ÄÜʹÓã¬ÏÖÖ»ÀûÓÃÃ׳ßÍê³ÉʵÑ飬ÈôÒѲâµÃPQ¸ßΪh£¬ÔòÖ»ÐèÒªÔٲ⠠                                                                  

                                  ¡££¨ÒªÇóÖ»ÄÜÔÙ²âÒ»¸öÎïÀíÁ¿£©

²âµÃµÄ¶¯Ä¦²ÁÒòÊý¦Ì£½_______£¨ÓÃÒÑÖªÁ¿ºÍ²â¶¨µÄÎïÀíÁ¿Ëù¶ÔÓ¦µÄ×Öĸ±íʾ£©

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸