£¨1£©ÔÚ̽¾¿¼ÓËÙ¶ÈÓëÁ¦¡¢ÖÊÁ¿¹ØϵµÄʵÑéÖУ¬ÒÔÏÂ×ö·¨ÕýÈ·µÄÊÇ______
A£®Æ½ºâĦ²ÁÁ¦Ê±£¬Ó¦½«ÖØÎïÓÃϸÉþͨ¹ý¶¨»¬ÂÖϵÔÚС³µÉÏ
B£®±¾ÊµÑéÖÐ̽¾¿µÄ·½·¨ÊÇ¿ØÖƱäÁ¿·¨
C£®ÊµÑéʱ£¬ÏÈ·Å¿ªÐ¡³µ£¬ºó½ÓͨµçÔ´
D£®¡°ÖØÎïµÄÖÊÁ¿Ô¶Ð¡ÓÚС³µµÄÖÊÁ¿¡±ÕâÒ»Ìõ¼þÈç²»Âú×㣬¶Ô̽¾¿½á¹ûÒ²²»»á²úÉúÓ°Ïì
£¨2£©ÔÚ×ö¡°Ñо¿ÔȱäËÙÖ±ÏßÔ˶¯¡±µÄʵÑéÖУ¬È¡ÏÂÒ»¶ÎÈçͼËùʾµÄÖ½´øÑо¿ÆäÔ˶¯Çé¿ö£®Éè¡¡¡¡OµãΪ¼ÆÊýµÄÆðʼµã£¬ÔÚËĸöÁ¬ÐøµÄ¼ÆÊýµãÖУ¬ÏàÁÚÁ½¼ÆÊýµã¼äµÄʱ¼ä¼ä¸ôΪ0.1s£¬ÈôÎïÌå×öÀíÏëµÄÔȼÓËÙÖ±ÏßÔ˶¯£¬ÔòÎïÌåµÄ¼ÓËÙ¶ÈΪ______m/s2£¬´ò¼ÆÊýµãOʱÎïÌåµÄ˲ʱËÙ¶ÈΪ______ m/s £¨±£Áô¶þλÓÐЧÊý×Ö£©£®

½â£º£¨1£©A£®Æ½ºâĦ²ÁÁ¦Ê±£¬Ó¦½«Éþ´ÓС³µÉÏÄÃÈ¥£¬ÇáÇáÍƶ¯Ð¡³µ£¬ÊÇС³µÑØľ°åÔ˶¯£¬Í¨¹ý´òµã¼ÆʱÆ÷´ò³öÀ´µÄÖ½´øÅжÏС³µÊÇ·ñÔÈËÙÔ˶¯£®¹ÊA´íÎó£®
B¡¢¸ÃʵÑé²ÉÓõÄÊÇ¿ØÖƱäÁ¿·¨Ñо¿£¬¹ÊBÕýÈ·£®
C¡¢ÊµÑéʱ£¬Ó¦ÏÈ·Å¿ªÐ¡³µ£¬ÔÙ½Óͨ´òµã¼ÆʱÆ÷µçÔ´£¬ÓÉÓÚС³µÔ˶¯½Ï¿ì£¬¿ÉÄÜ»áʹ´ò³öÀ´µÄµãºÜÉÙ£¬²»ÀûÓÚÊý¾ÝµÄ²É¼¯ºÍ´¦Àí£®¹ÊC´íÎó£®
D¡¢¡°ÖØÎïµÄÖÊÁ¿Ô¶Ð¡ÓÚС³µµÄÖÊÁ¿¡±ÕâÒ»Ìõ¼þÈç²»Âú×㣬ÄÇôÉþ×ÓµÄÀ­Á¦¾Í²»ÄܽüËƵÈÓÚíÀÂëºÍСͰµÄ×ÜÖØÁ¦£¬¶Ô̽¾¿½á¹û»á²úÉúÓ°Ï죮¹ÊD´íÎó£®
¹ÊÑ¡B£®
£¨2£©¸ù¾ÝÔ˶¯Ñ§¹«Ê½¡÷x=at2µÃ£º
a==2.0m/s2£¬
ÀûÓÃÔȱäËÙÖ±ÏßÔ˶¯µÄÍÆÂ۵ãº
vA==0.5m/s£¬
¸ù¾ÝÔ˶¯Ñ§¹«Ê½vA=vo+at
vO=0.30m/s
¹Ê´ð°¸Îª£º£¨1£©B
£¨2£©2.0£¬0.30
·ÖÎö£º½â¾öʵÑéÎÊÌâÊ×ÏÈÒªÕÆÎÕ¸ÃʵÑéÔ­Àí£¬Á˽âʵÑéµÄ²Ù×÷²½ÖèºÍÊý¾Ý´¦ÀíÒÔ¼°×¢ÒâÊÂÏ
¸ÃʵÑé²ÉÓõÄÊÇ¿ØÖƱäÁ¿·¨Ñо¿£¬ÆäÖмÓËٶȡ¢ÖÊÁ¿¡¢ºÏÁ¦ÈýÕߵIJâÁ¿ºÜÖØÒª£®
Ö½´ø·¨ÊµÑéÖУ¬ÈôÖ½´øÔȱäËÙÖ±ÏßÔ˶¯£¬²âµÃÖ½´øÉϵĵã¼ä¾à£¬ÀûÓÃÔȱäËÙÖ±ÏßÔ˶¯µÄÁ½¸öÍÆÂÛ£¬¿É¼ÆËã³ö´ò³öijµãʱֽ´øÔ˶¯µÄ˲ʱËٶȺͼÓËٶȣ®
µãÆÀ£ºÒª×¢ÒⵥλµÄ»»ËãºÍÓÐЧÊý×ֵı£Áô£®Äܹ»ÖªµÀÏàÁڵļÆÊýµãÖ®¼äµÄʱ¼ä¼ä¸ô£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©ÔÚ¡°Ì½¾¿¼ÓËÙ¶ÈÓëÎïÌåÖÊÁ¿¡¢ÎïÌåÊÜÁ¦µÄ¹Øϵ¡±µÄʵÑéÖУ¬ÒÔÏÂ×ö·¨ÕýÈ·µÄÊÇ
BD
BD

A£®Æ½ºâĦ²ÁÁ¦Ê±£¬Ó¦½«íÀÂëÓÃϸÉþͨ¹ý¶¨»¬ÂÖϵÔÚС³µÉÏ
B£®Ã¿´Î¸Ä±äС³µµÄÖÊÁ¿Ê±£¬²»ÐèÒªÖØÐÂƽºâĦ²ÁÁ¦
C£®ÊµÑéʱ£¬ÏÈ·Å¿ªÐ¡³µ£¬ÔÙ½Óͨ´òµã¼ÆʱÆ÷µÄµçÔ´
D£®ÊµÑéÖÐΪ¼õÉÙϵͳÎó²î£¬Ó¦Ê¹Ð¡³µÖÊÁ¿Ô¶´óÓÚíÀÂëÖÊÁ¿
£¨2£©ÔÚƽºâС³µÓë×ÀÃæÖ®¼äĦ²ÁÁ¦µÄ¹ý³ÌÖУ¬´ò³öÁËÒ»ÌõÖ½´øÈçÏÂͼËùʾ£®¼ÆʱÆ÷´òµãµÄʱ¼ä¼ä¸ôΪ0.02s£®´Ó±È½ÏÇåÎúµÄµãÆð£¬Ã¿5¸öµãÈ¡Ò»¸ö¼ÆÊýµã£¬Á¿³öÏàÁÚ¼ÆÊýµãÖ®¼äµÄ¾àÀ룮¸ÃС³µµÄ¼ÓËÙ¶Èa=
0.16
0.16
m/s2£®£¨½á¹û±£ÁôÁ½Î»ÓÐЧÊý×Ö£© 
£¨3£©Èô²âµÃС³µÖÊÁ¿mÒ»¶¨Ê±£¬aÓëFµÄÊý¾ÝÈçϱíËùʾ£º
a/£¨m?s-2£© 1.98 4.06 5.95 8.12
F/N 1.00 2.00 3.00 4.00
¢Ù¸ù¾Ý±íÖÐÊý¾Ý£¬ÔÚ±í¸ñÖÐ×÷³ö»­³öa-FͼÏó
¢Ú¸ù¾ÝͼÏóÅж¨£¬µ±mÒ»¶¨Ê±£¬aÓëFµÄ¹Øϵ£º
³ÉÕý±È
³ÉÕý±È
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©ÔÚ̽¾¿¼ÓËÙ¶ÈÓëÁ¦¡¢ÖÊÁ¿¹ØϵµÄʵÑéÖУ¬ÒÔϲÙ×÷ÕýÈ·µÄÊÇ
BC
BC
£®
A£®Æ½ºâĦ²ÁÁ¦Ê±£¬Ó¦½«ÖØÎïÓÃϸÏßͨ¹ý¶¨»¬ÂÖϵÔÚС³µÉÏ
B£®Æ½ºâĦ²ÁÁ¦Ê±£¬Ó¦½«Ö½´øÁ¬½ÓÔÚС³µÉϲ¢´©¹ý´òµã¼ÆʱÆ÷
C£®Ã¿´Î¸Ä±äС³µµÄÖÊÁ¿Ê±£¬²»ÐèÒªÖØÐÂƽºâĦ²ÁÁ¦
D£®ÊµÑéʱ£¬Ó¦ÏÈ·Å¿ªÐ¡³µ£¬ºó½ÓͨµçÔ´
£¨2£©Ï±íÖÐÊǸÃʵÑéËù¼Ç¼µÄ²¿·ÖµÄÊý¾Ý£®
×é±ð ÖÊÁ¿m/kg ÊÜÁ¦F/N ¼ÓËÙ¶Èa/£¨m?s-2£©
1 0.5 0.25
2 0.50
3 1.00
4 1.0
5 1.5
ÈôÀûÓÃ1¡¢2¡¢3Èý×éÊý¾Ý̽¾¿¼ÓËÙ¶ÈÓëÊÜÁ¦µÄ¹Øϵ£¬Ôò2¡¢3×éÊý¾ÝÖÐÎïÌåµÄÖÊÁ¿·Ö±ðΪ
0.5
0.5
kg£¬
0.5
0.5
kg£»ÈôÀûÓÃ3¡¢4¡¢5Èý×éÊý¾Ý̽¾¿¼ÓËÙ¶ÈÓëÎïÌåÖÊÁ¿µÄ¹Øϵ£¬Ôò4¡¢5×éÊý¾ÝÖÐÎïÌåËùÊܵÄÁ¦·Ö±ðΪ
1.00
1.00
N£¬
1.00
1.00
N£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ij×éͬѧÓÃÈçͼËùʾµÄʵÑé×°ÖÃ×ö¡°Ì½¾¿¼ÓËÙ¶ÈÓëÁ¦¡¢ÖÊÁ¿µÄ¹Øϵ¡±µÄʵÑ飮
£¨1£©ÔÚ̽¾¿¼ÓËÙ¶ÈÓëÁ¦µÄ¹Øϵ¹ý³ÌÖÐÓ¦±£³Ö
С³µµÄÖÊÁ¿
С³µµÄÖÊÁ¿
²»±ä£¬ÓÃíÀÂëºÍÅ̵ÄÖØÁ¦×÷ΪС³µËùÊÜÍâÁ¦£¬ÀûÓÃÖ½´øËã³öС³µµÄ¼ÓËٶȣ¬¸Ä±äËù¹Ò¹³ÂëµÄÊýÁ¿£¬¶à´ÎÖظ´²âÁ¿£¬½ø¶øÑо¿¼ÓËٶȺÍÁ¦µÄ¹Øϵ£®ÕâÖÖÑо¿·½·¨ÊDzÉÓÃ
±äÁ¿¿ØÖÆ·¨
±äÁ¿¿ØÖÆ·¨
£®
£¨2£©ÊµÑé¹ý³ÌÖУ¬ÄÑÒÔÖ±½ÓµÃµ½Ð¡³µÊܵ½µÄÇ£ÒýÁ¦£¬ËùÒÔ½«íÀÂëºÍÅ̵ÄÖØÁ¦½üËÆ¿´×÷С³µµÄÇ£ÒýÁ¦£¬ÄÇô£¬¿ÉÒÔ¡°½«íÀÂëºÍÅ̵ÄÖØÁ¦½üËÆ¿´×÷С³µµÄÇ£ÒýÁ¦¡±µÄÌõ¼þÊÇ
íÀÂëºÍÅ̵ÄÖÊÁ¿Ô¶Ð¡ÓÚС³µµÄÖÊÁ¿
íÀÂëºÍÅ̵ÄÖÊÁ¿Ô¶Ð¡ÓÚС³µµÄÖÊÁ¿
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©ÔÚ¡°Ì½¾¿¼ÓËÙ¶ÈÓëÁ¦¡¢ÖÊÁ¿µÄ¹Øϵ¡±µÄʵÑéÖÐ
£¨1£©ÎªÁËÏû³ýС³µÓëˮƽľ°åÖ®¼äĦ²ÁÁ¦µÄÓ°Ï죬²ÉÈ¡µÄ×ö·¨Êǽ«´ø»¬Âֵij¤Ä¾°åÒ»¶ËÊʵ±µæ¸ß£¬Ê¹Ð¡³µÔÚ
²»¹Ò
²»¹Ò
 £¨Ìî¡°¹Ò¡±»ò¡°²»¹Ò¡±£©¹³ÂëµÄÇé¿öÏÂ×ö
ÔÈËÙ
ÔÈËÙ
   Ô˶¯£»
£¨2£©Ä³´ÎʵÑéÖÐËùÓý»Á÷µçµÄƵÂÊΪ50HZ£®µÃµ½µÄÒ»ÌõÖ½´øÈçͼËùʾ£¬´Ó±È½ÏÇåÎúµÄµãÆð£¬Ã¿Îå¸öµãÈ¡Ò»¸öµã×÷Ϊ¼ÆÊýµã£¬·Ö±ð±êÃ÷0¡¢1¡¢2¡¢3¡¢4£®Á¿µÃx1=30.0mm£¬x2=36.0mm£¬x3=42.0mm£¬x4=48.0mm£¬ÔòС³µµÄ¼ÓËÙ¶ÈΪ
0.6
0.6
 m/s2£®

£¨2£©Í¼£¨c£©Îª²â¶¨¸Éµç³Øµç¶¯ÊƺÍÄÚµç×èµÄʵÑéÔ­Àíͼ£®Í¼£¨d£©Öмס¢ÒÒ·Ö±ðÊÇÁ½µç±íµÄµç·ͼ£¬ÇÒµçѹ±í£¨0¡«3V£¬0¡«15V£©£¬µçÁ÷±í£¨0¡«0.6A£¬0¡«3A£©£®Ôò±íʾµçÁ÷±íµç·µÄÊÇ
¼×
¼×
 Í¼£®¸ÃʵÑéµçѹ±íµ¥µ¶Ë«ÖÀ¿ª¹ØKÓ¦½Ó
1
1
 £¨Ìî¡°1¡±»ò¡°2¡±£©£®¿ªÊ¼ÊµÑéʱ£¬±ä×èÆ÷½ÓÈëµç·µÄÖµÓ¦
×î´ó
×î´ó
  £¨Ì×î´ó»ò×îС£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©ÔÚ¡°Ì½¾¿¼ÓËÙ¶ÈÓëÁ¦ºÍÖÊÁ¿µÄ¹Øϵ¡±µÄʵÑéÖУ¬ÒÔÏÂ×ö·¨ÕýÈ·µÄÊÇ
 

A£®Æ½ºâĦ²ÁÁ¦Ê±£¬Ó¦½«Ð¡ÅÌÓÃϸÉþͨ¹ý¶¨»¬ÂÖϵÔÚС³µÉÏ
B£®Ã¿´Î¸Ä±äС³µµÄÖÊÁ¿Ê±£¬²»ÐèÒªÖØÐÂƽºâĦ²ÁÁ¦
C£®ÊµÑéʱ£¬ÏÈ·Å¿ªÐ¡³µ£¬ÔÙ½Óͨ´òµã¼ÆʱÆ÷µÄµçÔ´
D£®ÇóС³µÔ˶¯µÄ¼ÓËÙ¶Èʱ£¬¿ÉÓÃÌìƽ²â³öСÅ̺ÍíÀÂëµÄÖÊÁ¿£¨M¡äºÍm¡ä£©ÒÔ¼°Ð¡³µÖÊÁ¿M£¬Ö±½ÓÓù«Ê½a=
M¡ä+m¡äM
gÇó³ö
£¨2£©ÈçͼËùʾΪijͬѧÔÚ×ö¡°Ì½¾¿¼ÓËÙ¶ÈÓëÁ¦ºÍÖÊÁ¿µÄ¹Øϵ¡±µÄʵÑéʱÓÉ´òµã¼ÆʱÆ÷µÃµ½µÄ±íʾС³µÔ˶¯¹ý³ÌµÄÒ»ÌõÇåÎúÖ½´ø£¬Ö½´øÉÏÁ½ÏàÁÚ¼ÆÊýµãµÄʱ¼ä¼ä¸ôΪT=0.10s£¬ÆäÖÐx1=7.05cm¡¢x2=7.68cm¡¢x3=8.33cm¡¢x4=8.95cm¡¢x5=9.61cm¡¢x6=10.26cm£¬ÔòAµã´¦Ë²Ê±ËٶȵĴóСÊÇ
 
m/s£¬ÎªÁ˾¡¿ÉÄܼõСÎó²îС³µÔ˶¯µÄ¼ÓËٶȼÆËã±í´ïʽΪa=
 
£¬¼ÓËٶȵĴóСÊÇ
 
 m/s2£®£¨¼ÆËã½á¹û±£ÁôÁ½Î»ÓÐЧÊý×Ö£©£®
¾«Ó¢¼Ò½ÌÍø

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸