ÓÐÒ»¶¨³¤¶ÈµÄľ°åC·ÅÔڹ⻬ˮƽÃæÉÏ£¬³¤Ä¾°åÉÏÃæ·ÅÖÿÉÊÓΪÖʵãµÄľ¿éA¡¢B£® A¡¢B¡¢CµÄÖÊÁ¿·Ö±ðÊÇmA=mB=mC=0.2kg£®Ä¾¿éA¡¢BÏà¾à0.2m£¬·ÅÔÚ³¤Ä¾°åÉÏÊʵ±µÄλÖã¬ËüÃÇÓ볤ľ°å¼äµÄ¶¯Ä¦²ÁÒòÊýÏàͬ¾ùΪ¦Ì=0.2£®ÈýÎï¿é¾ùÔÚͬһֱÏßÉÏ£¬¿ªÊ¼Ê±¶¼´¦ÓÚ¾²Ö¹×´Ì¬£®Ä³Ê±¿Ìͬʱ¶ÔA¡¢BÊ©¼ÓÏà·´·½ÏòµÄºãÁ¦£¬F1=1N£¬F2=0.6N£¬ÈçͼËùʾ£®¾­¹ý1sµÄʱ¼ä£¬Í¬Ê±³·È¥ÕâÁ½¸öÁ¦£®ÎÊ£º

£¨1£©ÔÚͬʱ¶ÔA¡¢BÊ©¼ÓÏà·´·½ÏòµÄºãÁ¦µÄ¹ý³ÌÖУ¬Ä¾°åCµÄÔ˶¯×´Ì¬Ó¦¸ÃÔõÑù£¬Çë˵Ã÷ÀíÓÉ£¡
£¨2£©ÈôҪʹľ¿éA¡¢B×îÖÕ²»»¬À볤ľ°å£¬Ä¾°åCµÄ³¤¶È×îÉÙΪ¶àÉÙ£¿
·ÖÎö£ºÔÚF1¡¢F2×÷ÓÃÏ·ֱðÇó³öA¡¢BµÄ¼ÓËٶȣ¬½ø¶øÇó³ö³·È¥ÍâÁ¦Ê±ABµÄλÒƺÍËٶȣ¬³·È¥ÕâÁ½¸öÁ¦ºó£¬A¡¢BµÄ¼ÓËٶȴóСÏàµÈ£¬·Ö±ðÇó³öABÍ£Ö¹Ô˶¯µÄʱ¼ä£¬ºÍÔ˶¯µÄλÒÆ£¬¸ù¾ÝλÒÆÖ®¼äµÄ¹Øϵ¼´¿ÉÇó½â£®
½â´ð£º½â£º£¨1£©ABÓëľ°å¼äµÄ»¬¶¯Ä¦²ÁÁ¦µÄ´óС£ºfA=fB=¦ÌmAg=0.4N
F1£¾fA£»F2£¾fB
A¡¢Bľ°å·Ö±ðÏò×ó¡¢ÏòÓÒ×öÔȼÓËÙÔ˶¯£¬
ËùÒÔÔÚͬʱ¶ÔA¡¢BÊ©¼ÓÏà·´·½ÏòµÄºãÁ¦µÄ¹ý³ÌÖУ¬A¡¢B¶Ôľ°åCµÄĦ²ÁÁ¦´óСÏàµÈ£¬·½ÏòÏà·´£¬ËùÒÔC±£³Ö¾²Ö¹
£¨2£©¶ÔA£ºaA=
F1-¦Ìmg
m
=3m/s2
¶ÔB£ºaB=
F2-¦Ìmg
m
=1m/s2
1sÄÚxA=
1
2
aAt2=1.5m
xB=
1
2
aBt2=0.5m
ͬʱ³·È¥ÕâÁ½¸öÁ¦ºó£¬
vA=aAt=3m/s
vB=aBt=1m/s
³·È¥ÕâÁ½¸öÁ¦ºó£¬A¡¢BµÄ¼ÓËٶȴóСÏàµÈ¾ùΪ£ºaA2=aB2=¦Ìg=2m/s2
A¼õËÙÖÁÍ£ÏÂʱ¼ätA=
vA
aA2
=1.5s
B¼õËÙÖÁÍ£ÏÂʱ¼ätB=
vB
aB2
=0.25s
BÔ˶¯ÁË£ºxB2=
vB2
2vB2
=0.25m
BÍ£ÏÂʱA£ºvA2=vA-aA2tB=2m/s
ËùÒÔxA2=vA2tB-
1
2
aA2tB2=1.25m
¶ÔA£ºvA=vA2-aA2t=vBC=aBCt¡ä
ËùÒÔv¹²=
2
3
m/s
xA3=
8
9
m
xAB=
2
9
m
ËùÒÔL=4.37m
´ð£º£¨1£©ÔÚͬʱ¶ÔA¡¢BÊ©¼ÓÏà·´·½ÏòµÄºãÁ¦µÄ¹ý³ÌÖУ¬Ä¾°åC´¦ÓÚ¾²Ö¹×´Ì¬£»
£¨2£©Ä¾°åCÖÁÉÙÒª4.37m
µãÆÀ£º±¾ÌâÊÇÏà¶ÔÔ˶¯µÄÌâÄ¿£¬ÒªÇóͬѧÃÇÄÜÕýÈ··ÖÎöÎïÌåµÄÊÜÁ¦Çé¿öºÍÔ˶¯Çé¿ö£¬¸ù¾ÝÅ£¶ÙµÚ¶þ¶¨Âɼ°Ô˶¯Ñ§»ù±¾¹æÂɽâÌ⣬ÄѶȽϴó£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

£¨1£©×ö¡°Ì½Ë÷µ¯Á¦Ó뵯»ÉÉ쳤Á¿¹Øϵ¡±µÄʵÑé²½ÖèÈçÏ£º
A£®ÒÔµ¯»ÉÉ쳤Á¿Îªºá×ø±ê£¬ÒÔµ¯Á¦Îª×Ý×ø±ê£¬Ãè³ö¸÷×éÊý¾Ý£¨x£¬F£©¶ÔÓ¦µÄµã£¬²¢ÓÃƽ»¬µÄÇúÏßÁ¬½ÓÆðÀ´
B£®¼Çϵ¯»É²»¹Ò¹³Âëʱ£®Æä϶ËÔڿ̶ȳßÉϵĿ̶ÈL
C£®½«Ìú¼Ų̈¹Ì¶¨ÔÚ×À×ÓÉÏ£¨Ò²¿ÉÔÚºáÁºµÄÁíÒ»¶Ë¹ÒÉÏÒ»¶¨µÄÅäÖØ£©£¬²¢½«µ¯»ÉµÄÒ»¶ËϵÓÚºáÁºÉÏ£¬ÔÚµ¯»É¸½½üÊúÖ±¹Ì¶¨Ò»¿Ì¶È³ß
D£®ÒÀ´ÎÔÚµ¯»É϶˹ÒÉÏ2¸ö¡¢3¸ö¡¢4¸ö¡­¹³Â룬²¢·Ö±ð¼ÇϹ³Â뾲ֹʱµ¯»É϶ËËù¶ÔÓ¦µÄ¿Ì¶È£¬²¢¼Ç¼ÔÚ±í¸ñÄÚ£¬È»ºóȡϹ³Âë
E£®ÒÔµ¯»ÉÉ쳤Á¿Îª×Ô±äÁ¿£¬Ð´³öµ¯Á¦ÓëÉ쳤Á¿µÄ¹Øϵʽ£®Ê×Ïȳ¢ÊÔд³ÉÒ»´Îº¯Êý£¬²»ÐÐÔÙд³É¶þ´Îº¯Êý
F£®½âÊͺ¯Êý±í´ïʽÖг£ÊýµÄÎïÀíÒâÒå
G£®ÕûÀíÒÇÆ÷
¢ÙÇ뽫ÒÔÉϲ½Öè°´²Ù×÷µÄÏȺó˳ÐòÅÅÁгöÀ´£¬Îª£º
CBDAEFG£®
CBDAEFG£®
£»
¢ÚijͬѧÔÚ×öÑо¿µ¯»ÉµÄÐαäÓëÍâÁ¦µÄ¹ØϵʵÑéʱ£¬×÷³öÍâÁ¦FÓ뵯»É×ܳ¤¶ÈLµÄ¹ØϵͼÏßÈçͼ1Ëùʾ£®¸ÃʵÑéʼÖÕÔÚµ¯»ÉµÄµ¯ÐÔÏÞ¶ÈÄÚ½øÐУ®Èçͼ2¿ÉÖª£º¸Ãµ¯»ÉµÄ×ÔÈ»³¤¶ÈΪ
10cm
10cm
£»¸Ãµ¯»ÉµÄ¾¢¶ÈϵÊýΪ
50.0N/m
50.0N/m
£®£¨ºóÒ»¿Õ±£ÁôÈýλÓÐЧÊý×Ö£©
£¨2£©Ä³Í¬Ñ§×ö¡°ÑéÖ¤Á¦µÄƽÐÐËıßÐζ¨Ôò¡±ÊµÑéʱ£¬Ö÷Òª²½ÖèÊÇ£º
A£®ÔÚ×ÀÃæÉÏ·ÅÒ»¿é·½Ä¾°å£¬ÔÚ·½Ä¾°åÉÏÆÌÒ»ÕÅ°×Ö½£¬ÓÃͼ¶¤°Ñ°×Ö½¶¤ÔÚ·½Ä¾°åÉÏ£»
B£®ÓÃͼ¶¤°ÑÏðƤÌõµÄÒ»¶Ë¹Ì¶¨ÔÚ°åÉϵÄAµã£¬ÔÚÏðƤÌõµÄÁíÒ»¶ËË©ÉÏÁ½ÌõϸÉþ£¬Ï¸ÉþµÄÁíÒ»¶Ëϵ×ÅÉþÌ×£»
C£®ÓÃÁ½¸öµ¯»É³Ó·Ö±ð¹³×¡ÉþÌ×£¬»¥³É½Ç¶ÈµØÀ­ÏðƤÌõ£¬Ê¹ÏðƤÌõÉ쳤£¬½áµãµ½´ïijһλÖÃO£®¼ÇÏÂOµãµÄλÖ㬶Á³öÁ½¸öµ¯»É³ÓµÄʾÊý£»
D£®°´Ñ¡ºÃµÄ±ê¶È£¬ÓÃǦ±ÊºÍ¿Ì¶È³ß×÷³öÁ½Ö»µ¯»É³ÓµÄÀ­Á¦F1ºÍF2µÄͼʾ£¬²¢ÓÃƽÐÐËıßÐζ¨ÔòÇó³öºÏÁ¦F£»
E£®Ö»ÓÃÒ»Ö»µ¯»É³Ó£¬Í¨¹ýϸÉþÌ×À­ÏðƤÌõʹÆäÉ쳤£¬¶Á³öµ¯»É³ÓµÄʾÊý£¬¼ÇÏÂϸÉþµÄ·½Ïò£¬°´Í¬Ò»±ê¶È×÷³öÕâ¸öÁ¦F¡äµÄͼʾ£»
F£®±È½ÏÁ¦F¡äºÍFµÄ´óСºÍ·½Ïò£¬¿´ËüÃÇÊÇ·ñÏàͬ£¬µÃ³ö½áÂÛ£®
ÉÏÊö²½ÖèÖУº¢ÙÓÐÖØÒªÒÅ©µÄ²½ÖèµÄÐòºÅÊÇ
C
C
ºÍ
E
E
£»¢ÚÒÅ©µÄÄÚÈÝ·Ö±ðÊÇ
δ¼ÇÏÂÁ½ÌõϸÉþµÄ·½Ïò
δ¼ÇÏÂÁ½ÌõϸÉþµÄ·½Ïò
ºÍ
δ˵Ã÷ÊÇ·ñ°ÑÏðƤÌõµÄ½áµãÀ­µ½ÁËλÖÃO
δ˵Ã÷ÊÇ·ñ°ÑÏðƤÌõµÄ½áµãÀ­µ½ÁËλÖÃO
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

£¨1£©ÔÚ×ö¡°»¥³É½Ç¶ÈµÄÁ½¸ö¹²µãÁ¦µÄºÏ³É¡±µÄʵÑéÖÐÓÐÒÔÏÂʵÑé²½Ö裬ÆäºÏÀí˳ÐòÊÇ£º
CFDBEA
CFDBEA
£®£¨ÓÃÏàÓ¦×Öĸ±íʾ£©
A£®Í¨¹ý¸Ä±äÁ½¸öÀ­Á¦µÄ´óСºÍ·½Ïò£¬´Ó¶ø¸Ä±äÏðƤÌõµÄÉ쳤£¬ÔÙÖظ´×ö¼¸´Î£»
B£®Ö»ÓÃÒ»¸öµ¯»É³Ó£¬Í¨¹ýϸÉþ°ÑÏðƤÌõµÄ½áµãÀ­µ½Í¬ÑùµÄλÖÃO£¬¼Çϵ¯»É³ÓµÄ¶ÁÊýºÍϸÉþµÄ·½Ïò£¬°´Í¬Ñù±ÈÀý×÷³öÕâ¸öÁ¦F'µÄͼʾ£»
C£®ÔÚ×ÀÃæÉÏ·ÅÒ»¿é·½Ä¾°å£¬ÔÚľ°åÉϵæÒ»ÕÅ°×Ö½£¬°ÑÏðƤÌõÒ»¶Ë¹Ì¶¨ÔÚľ°åµÄ Aµã£»
D£®¼ÇÏÂÁ½¸öµ¯»É³ÓµÄ¶ÁÊýÒÔ¼°½áµãµÄλÖã¬ÃèÏÂÁ½ÌõϸÉþµÄ·½Ïò£¬ÔÚÖ½ÉÏ°´±ÈÀý×÷³öÁ¦F1ºÍF2µÄͼʾ£¬ÓÃƽÐÐËıßÐζ¨ÔòÇó³ö£¨×÷³ö£©ºÏÁ¦F£»
E£®±È½ÏÁ¦F¡¯ÓëÓÃƽÐÐËıßÐζ¨ÔòÇó³öµÄÁ¦F£¬¿´ËüÃÇÔÚʵÑéÎó²î·¶Î§ÄÚÊÇ·ñÏàµÈ£»
F£®ÓÃÁ½ÌõϸÉþ½áÔÚÏðƤÌõµÄÁíÒ»¶Ë£¨¼´½áµã£©£¬Í¨¹ýϸÉþÓÃÁ½¸öµ¯»É³Ó»¥³É½Ç¶ÈÀ­ÏðƤÌõ£¬ÏðƤÌõÉ쳤£¬Ê¹½áµãµ½´ïijһλÖÃO£»
£¨2£©Ä³ÊµÑéС×éµÄͬѧÔÚÓôòµã¼ÆʱÆ÷̽¾¿Ð¡³µµÄ¼ÓËÙ¶ÈaÓëµÄÖÊÁ¿MÖ®¼ä¹ØϵµÄʵÑéÖУ¬²»¸Ä±äÀ­Á¦T £¨¼´Ç£À­Ð¡³µµÄϸÏßËùµõ¹ÒÉ°Í°ÓëÉ°µÄÖØÁ¦mgÒ»¶¨£©£¬Ö»¸Ä±äС³µµÄÖÊÁ¿M£¬µÃµ½ÁËÈçϱíËùʾµÄ¼¸×éʵÑéÊý¾Ý£®ÆäÖеÚ3×éÊý¾Ý»¹Î´Ëã³ö¼ÓËٶȣ¬µ«¸Ã×é¶ÔÓ¦µÄÖ½´øÒѾ­´ò³ö£¬ÈçͼËùʾ£®´òµã¼ÆʱÆ÷½ÓµÄÊÇ50HzµÄµÍѹ½»Á÷µçÔ´£¬Í¼Öи÷µãΪÿ´ò5¸öµã±ê³öµÄ¼ÆÊýµã£¬²âÁ¿³¤¶ÈµÄµ¥Î»Îªcm£®
ʵÑé´ÎÊý 1 2 3 4 5 6
С³µÖÊÁ¿£¨g£© 200 300 400 500 600 1000
С³µ¼ÓËٶȠ£¨m/s2£© 2.00 1.33 0.79 0.67 0.40
С³µÖÊÁ¿µ¹Êý £¨kg-1£© 5.00 3.33 2.50 2.00 1.67 1.00

¢ÙÇëÓÉͼÖÐÖ½´øÉϼǼ²âÁ¿µÄÊý¾Ý£¬Çó³ö¸Ã´ÎʵÑéÖУºCµã¶ÔÓ¦µÄ˲ʱËÙ¶ÈvC=
0.35
0.35
m/s£¬Oµã¶ÔÓ¦µÄ˲ʱËÙ¶Èv0=
0.056
0.056
m/s£¬ÒÔ¼°¼ÓËÙ¶Èa=
0.98
0.98
m/s2£¬²¢ÌîÈëÉϱí¿ÕȱÖУ»£¨½á¹û¾ù±£ÁôÁ½Î»ÓÐЧÊý×Ö£©
¢ÚÇëÔÚͼʾµÄ×ø±êÖУ¬Ç¡µ±Ñ¡ÔñÑо¿±äÁ¿£¬¸ù¾ÝÉÏÃæ±í¸ñÖжÔÓ¦µÄ¸÷×éÊý¾Ý×÷³öÄܹ»½ÏÖ±¹Û·´Ó³ÊµÑé¹æÂɵĹØϵͼÏߣ¨ÓÃС¡°¡Á¡±ºÅÃèµã£¬²¢¾Ý´Ë×÷³öƽ»¬µÄͼÏߣ©£»
¢ÛÓÉ¢ÚÖÐ×÷³öµÄͼÏó¿ÉÒԵóöµÄ½áÂÛÊÇ£º
ÔÚÀ­Á¦Ò»¶¨Ê±£¬Ð¡³µÔ˶¯µÄ¼ÓËÙ¶ÈaÓëС³µµÄÖÊÁ¿M²â»æÄǸö·´±È
ÔÚÀ­Á¦Ò»¶¨Ê±£¬Ð¡³µÔ˶¯µÄ¼ÓËÙ¶ÈaÓëС³µµÄÖÊÁ¿M²â»æÄǸö·´±È
£»
¢Ü¸ÃʵÑ鿪ʼ½øÐÐʱ£¬ÒªÏÈ
ҪƽºâĦ²Á×èÁ¦f
ҪƽºâĦ²Á×èÁ¦f
£¬¾ßÌå²Ù×÷·½·¨ÊÇ£º
Êʵ±µæ¸ß³¤Ä¾°å²»´ø¶¨»¬ÂÖµÄÒ»¶Ë£¬ÇáÍÆδ¹ÒɳͰµÄС³µ£¬Ç¡Ê¹ÍÏÓÐÖ½´øµÄС³µÔÈËÙÏ»¬£»
Êʵ±µæ¸ß³¤Ä¾°å²»´ø¶¨»¬ÂÖµÄÒ»¶Ë£¬ÇáÍÆδ¹ÒɳͰµÄС³µ£¬Ç¡Ê¹ÍÏÓÐÖ½´øµÄС³µÔÈËÙÏ»¬£»
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º½â´ðÌâ

£¨1£©ÔÚ×ö¡°»¥³É½Ç¶ÈµÄÁ½¸ö¹²µãÁ¦µÄºÏ³É¡±µÄʵÑéÖÐÓÐÒÔÏÂʵÑé²½Ö裬ÆäºÏÀí˳ÐòÊÇ£º______£®£¨ÓÃÏàÓ¦×Öĸ±íʾ£©
A£®Í¨¹ý¸Ä±äÁ½¸öÀ­Á¦µÄ´óСºÍ·½Ïò£¬´Ó¶ø¸Ä±äÏðƤÌõµÄÉ쳤£¬ÔÙÖظ´×ö¼¸´Î£»
B£®Ö»ÓÃÒ»¸öµ¯»É³Ó£¬Í¨¹ýϸÉþ°ÑÏðƤÌõµÄ½áµãÀ­µ½Í¬ÑùµÄλÖÃO£¬¼Çϵ¯»É³ÓµÄ¶ÁÊýºÍϸÉþµÄ·½Ïò£¬°´Í¬Ñù±ÈÀý×÷³öÕâ¸öÁ¦F'µÄͼʾ£»
C£®ÔÚ×ÀÃæÉÏ·ÅÒ»¿é·½Ä¾°å£¬ÔÚľ°åÉϵæÒ»ÕÅ°×Ö½£¬°ÑÏðƤÌõÒ»¶Ë¹Ì¶¨ÔÚľ°åµÄ Aµã£»
D£®¼ÇÏÂÁ½¸öµ¯»É³ÓµÄ¶ÁÊýÒÔ¼°½áµãµÄλÖã¬ÃèÏÂÁ½ÌõϸÉþµÄ·½Ïò£¬ÔÚÖ½ÉÏ°´±ÈÀý×÷³öÁ¦F1ºÍF2µÄͼʾ£¬ÓÃƽÐÐËıßÐζ¨ÔòÇó³ö£¨×÷³ö£©ºÏÁ¦F£»
E£®±È½ÏÁ¦F¡¯ÓëÓÃƽÐÐËıßÐζ¨ÔòÇó³öµÄÁ¦F£¬¿´ËüÃÇÔÚʵÑéÎó²î·¶Î§ÄÚÊÇ·ñÏàµÈ£»
F£®ÓÃÁ½ÌõϸÉþ½áÔÚÏðƤÌõµÄÁíÒ»¶Ë£¨¼´½áµã£©£¬Í¨¹ýϸÉþÓÃÁ½¸öµ¯»É³Ó»¥³É½Ç¶ÈÀ­ÏðƤÌõ£¬ÏðƤÌõÉ쳤£¬Ê¹½áµãµ½´ïijһλÖÃO£»
£¨2£©Ä³ÊµÑéС×éµÄͬѧÔÚÓôòµã¼ÆʱÆ÷̽¾¿Ð¡³µµÄ¼ÓËÙ¶ÈaÓëµÄÖÊÁ¿MÖ®¼ä¹ØϵµÄʵÑéÖУ¬²»¸Ä±äÀ­Á¦T £¨¼´Ç£À­Ð¡³µµÄϸÏßËùµõ¹ÒÉ°Í°ÓëÉ°µÄÖØÁ¦mgÒ»¶¨£©£¬Ö»¸Ä±äС³µµÄÖÊÁ¿M£¬µÃµ½ÁËÈçϱíËùʾµÄ¼¸×éʵÑéÊý¾Ý£®ÆäÖеÚ3×éÊý¾Ý»¹Î´Ëã³ö¼ÓËٶȣ¬µ«¸Ã×é¶ÔÓ¦µÄÖ½´øÒѾ­´ò³ö£¬ÈçͼËùʾ£®´òµã¼ÆʱÆ÷½ÓµÄÊÇ50HzµÄµÍѹ½»Á÷µçÔ´£¬Í¼Öи÷µãΪÿ´ò5¸öµã±ê³öµÄ¼ÆÊýµã£¬²âÁ¿³¤¶ÈµÄµ¥Î»Îªcm£®
ʵÑé´ÎÊý123456
С³µÖÊÁ¿£¨g£©2003004005006001000
С³µ¼ÓËÙ¶È £¨m/s2£©2.001.330.790.670.40
С³µÖÊÁ¿µ¹Êý £¨kg-1£©5.003.332.502.001.671.00

¢ÙÇëÓÉͼÖÐÖ½´øÉϼǼ²âÁ¿µÄÊý¾Ý£¬Çó³ö¸Ã´ÎʵÑéÖУºCµã¶ÔÓ¦µÄ˲ʱËÙ¶ÈvC=______m/s£¬Oµã¶ÔÓ¦µÄ˲ʱËÙ¶Èv0=______m/s£¬ÒÔ¼°¼ÓËÙ¶Èa=______m/s2£¬²¢ÌîÈëÉϱí¿ÕȱÖУ»£¨½á¹û¾ù±£ÁôÁ½Î»ÓÐЧÊý×Ö£©
¢ÚÇëÔÚͼʾµÄ×ø±êÖУ¬Ç¡µ±Ñ¡ÔñÑо¿±äÁ¿£¬¸ù¾ÝÉÏÃæ±í¸ñÖжÔÓ¦µÄ¸÷×éÊý¾Ý×÷³öÄܹ»½ÏÖ±¹Û·´Ó³ÊµÑé¹æÂɵĹØϵͼÏߣ¨ÓÃС¡°¡Á¡±ºÅÃèµã£¬²¢¾Ý´Ë×÷³öƽ»¬µÄͼÏߣ©£»
¢ÛÓÉ¢ÚÖÐ×÷³öµÄͼÏó¿ÉÒԵóöµÄ½áÂÛÊÇ£º______£»
¢Ü¸ÃʵÑ鿪ʼ½øÐÐʱ£¬ÒªÏÈ______£¬¾ßÌå²Ù×÷·½·¨ÊÇ£º______£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º²»Ïê ÌâÐÍ£ºÎÊ´ðÌâ

£¨1£©ÔÚ×ö¡°»¥³É½Ç¶ÈµÄÁ½¸ö¹²µãÁ¦µÄºÏ³É¡±µÄʵÑéÖÐÓÐÒÔÏÂʵÑé²½Ö裬ÆäºÏÀí˳ÐòÊÇ£º______£®£¨ÓÃÏàÓ¦×Öĸ±íʾ£©
A£®Í¨¹ý¸Ä±äÁ½¸öÀ­Á¦µÄ´óСºÍ·½Ïò£¬´Ó¶ø¸Ä±äÏðƤÌõµÄÉ쳤£¬ÔÙÖظ´×ö¼¸´Î£»
B£®Ö»ÓÃÒ»¸öµ¯»É³Ó£¬Í¨¹ýϸÉþ°ÑÏðƤÌõµÄ½áµãÀ­µ½Í¬ÑùµÄλÖÃO£¬¼Çϵ¯»É³ÓµÄ¶ÁÊýºÍϸÉþµÄ·½Ïò£¬°´Í¬Ñù±ÈÀý×÷³öÕâ¸öÁ¦F'µÄͼʾ£»
C£®ÔÚ×ÀÃæÉÏ·ÅÒ»¿é·½Ä¾°å£¬ÔÚľ°åÉϵæÒ»ÕÅ°×Ö½£¬°ÑÏðƤÌõÒ»¶Ë¹Ì¶¨ÔÚľ°åµÄ Aµã£»
D£®¼ÇÏÂÁ½¸öµ¯»É³ÓµÄ¶ÁÊýÒÔ¼°½áµãµÄλÖã¬ÃèÏÂÁ½ÌõϸÉþµÄ·½Ïò£¬ÔÚÖ½ÉÏ°´±ÈÀý×÷³öÁ¦F1ºÍF2µÄͼʾ£¬ÓÃƽÐÐËıßÐζ¨ÔòÇó³ö£¨×÷³ö£©ºÏÁ¦F£»
E£®±È½ÏÁ¦F¡¯ÓëÓÃƽÐÐËıßÐζ¨ÔòÇó³öµÄÁ¦F£¬¿´ËüÃÇÔÚʵÑéÎó²î·¶Î§ÄÚÊÇ·ñÏàµÈ£»
F£®ÓÃÁ½ÌõϸÉþ½áÔÚÏðƤÌõµÄÁíÒ»¶Ë£¨¼´½áµã£©£¬Í¨¹ýϸÉþÓÃÁ½¸öµ¯»É³Ó»¥³É½Ç¶ÈÀ­ÏðƤÌõ£¬ÏðƤÌõÉ쳤£¬Ê¹½áµãµ½´ïijһλÖÃO£»
£¨2£©Ä³ÊµÑéС×éµÄͬѧÔÚÓôòµã¼ÆʱÆ÷̽¾¿Ð¡³µµÄ¼ÓËÙ¶ÈaÓëµÄÖÊÁ¿MÖ®¼ä¹ØϵµÄʵÑéÖУ¬²»¸Ä±äÀ­Á¦T £¨¼´Ç£À­Ð¡³µµÄϸÏßËùµõ¹ÒÉ°Í°ÓëÉ°µÄÖØÁ¦mgÒ»¶¨£©£¬Ö»¸Ä±äС³µµÄÖÊÁ¿M£¬µÃµ½ÁËÈçϱíËùʾµÄ¼¸×éʵÑéÊý¾Ý£®ÆäÖеÚ3×éÊý¾Ý»¹Î´Ëã³ö¼ÓËٶȣ¬µ«¸Ã×é¶ÔÓ¦µÄÖ½´øÒѾ­´ò³ö£¬ÈçͼËùʾ£®´òµã¼ÆʱÆ÷½ÓµÄÊÇ50HzµÄµÍѹ½»Á÷µçÔ´£¬Í¼Öи÷µãΪÿ´ò5¸öµã±ê³öµÄ¼ÆÊýµã£¬²âÁ¿³¤¶ÈµÄµ¥Î»Îªcm£®
ʵÑé´ÎÊý 1 2 3 4 5 6
С³µÖÊÁ¿£¨g£© 200 300 400 500 600 1000
С³µ¼ÓËٶȠ£¨m/s2£© 2.00 1.33 0.79 0.67 0.40
С³µÖÊÁ¿µ¹Êý £¨kg-1£© 5.00 3.33 2.50 2.00 1.67 1.00

¾«Ó¢¼Ò½ÌÍø

¢ÙÇëÓÉͼÖÐÖ½´øÉϼǼ²âÁ¿µÄÊý¾Ý£¬Çó³ö¸Ã´ÎʵÑéÖУºCµã¶ÔÓ¦µÄ˲ʱËÙ¶ÈvC=______m/s£¬Oµã¶ÔÓ¦µÄ˲ʱËÙ¶Èv0=______m/s£¬ÒÔ¼°¼ÓËÙ¶Èa=______m/s2£¬²¢ÌîÈëÉϱí¿ÕȱÖУ»£¨½á¹û¾ù±£ÁôÁ½Î»ÓÐЧÊý×Ö£©
¢ÚÇëÔÚͼʾµÄ×ø±êÖУ¬Ç¡µ±Ñ¡ÔñÑо¿±äÁ¿£¬¸ù¾ÝÉÏÃæ±í¸ñÖжÔÓ¦µÄ¸÷×éÊý¾Ý×÷³öÄܹ»½ÏÖ±¹Û·´Ó³ÊµÑé¹æÂɵĹØϵͼÏߣ¨ÓÃС¡°¡Á¡±ºÅÃèµã£¬²¢¾Ý´Ë×÷³öƽ»¬µÄͼÏߣ©£»
¢ÛÓÉ¢ÚÖÐ×÷³öµÄͼÏó¿ÉÒԵóöµÄ½áÂÛÊÇ£º______£»
¢Ü¸ÃʵÑ鿪ʼ½øÐÐʱ£¬ÒªÏÈ______£¬¾ßÌå²Ù×÷·½·¨ÊÇ£º______£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2011-2012ѧÄê¹ã¶«Ê¡ÕØÇìÊÐËÄ»áÖÐѧ¸ßÈý£¨ÉÏ£©Ô¿¼ÎïÀíÊÔ¾í£¨9Ô·ݣ©£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

£¨1£©×ö¡°Ì½Ë÷µ¯Á¦Ó뵯»ÉÉ쳤Á¿¹Øϵ¡±µÄʵÑé²½ÖèÈçÏ£º
A£®ÒÔµ¯»ÉÉ쳤Á¿Îªºá×ø±ê£¬ÒÔµ¯Á¦Îª×Ý×ø±ê£¬Ãè³ö¸÷×éÊý¾Ý£¨x£¬F£©¶ÔÓ¦µÄµã£¬²¢ÓÃƽ»¬µÄÇúÏßÁ¬½ÓÆðÀ´
B£®¼Çϵ¯»É²»¹Ò¹³Âëʱ£®Æä϶ËÔڿ̶ȳßÉϵĿ̶ÈL
C£®½«Ìú¼Ų̈¹Ì¶¨ÔÚ×À×ÓÉÏ£¨Ò²¿ÉÔÚºáÁºµÄÁíÒ»¶Ë¹ÒÉÏÒ»¶¨µÄÅäÖØ£©£¬²¢½«µ¯»ÉµÄÒ»¶ËϵÓÚºáÁºÉÏ£¬ÔÚµ¯»É¸½½üÊúÖ±¹Ì¶¨Ò»¿Ì¶È³ß
D£®ÒÀ´ÎÔÚµ¯»É϶˹ÒÉÏ2¸ö¡¢3¸ö¡¢4¸ö¡­¹³Â룬²¢·Ö±ð¼ÇϹ³Â뾲ֹʱµ¯»É϶ËËù¶ÔÓ¦µÄ¿Ì¶È£¬²¢¼Ç¼ÔÚ±í¸ñÄÚ£¬È»ºóȡϹ³Âë
E£®ÒÔµ¯»ÉÉ쳤Á¿Îª×Ô±äÁ¿£¬Ð´³öµ¯Á¦ÓëÉ쳤Á¿µÄ¹Øϵʽ£®Ê×Ïȳ¢ÊÔд³ÉÒ»´Îº¯Êý£¬²»ÐÐÔÙд³É¶þ´Îº¯Êý
F£®½âÊͺ¯Êý±í´ïʽÖг£ÊýµÄÎïÀíÒâÒå
G£®ÕûÀíÒÇÆ÷
¢ÙÇ뽫ÒÔÉϲ½Öè°´²Ù×÷µÄÏȺó˳ÐòÅÅÁгöÀ´£¬Îª£º______£»
¢ÚijͬѧÔÚ×öÑо¿µ¯»ÉµÄÐαäÓëÍâÁ¦µÄ¹ØϵʵÑéʱ£¬×÷³öÍâÁ¦FÓ뵯»É×ܳ¤¶ÈLµÄ¹ØϵͼÏßÈçͼ1Ëùʾ£®¸ÃʵÑéʼÖÕÔÚµ¯»ÉµÄµ¯ÐÔÏÞ¶ÈÄÚ½øÐУ®Èçͼ2¿ÉÖª£º¸Ãµ¯»ÉµÄ×ÔÈ»³¤¶ÈΪ______£»¸Ãµ¯»ÉµÄ¾¢¶ÈϵÊýΪ______£®£¨ºóÒ»¿Õ±£ÁôÈýλÓÐЧÊý×Ö£©
£¨2£©Ä³Í¬Ñ§×ö¡°ÑéÖ¤Á¦µÄƽÐÐËıßÐζ¨Ôò¡±ÊµÑéʱ£¬Ö÷Òª²½ÖèÊÇ£º
A£®ÔÚ×ÀÃæÉÏ·ÅÒ»¿é·½Ä¾°å£¬ÔÚ·½Ä¾°åÉÏÆÌÒ»ÕÅ°×Ö½£¬ÓÃͼ¶¤°Ñ°×Ö½¶¤ÔÚ·½Ä¾°åÉÏ£»
B£®ÓÃͼ¶¤°ÑÏðƤÌõµÄÒ»¶Ë¹Ì¶¨ÔÚ°åÉϵÄAµã£¬ÔÚÏðƤÌõµÄÁíÒ»¶ËË©ÉÏÁ½ÌõϸÉþ£¬Ï¸ÉþµÄÁíÒ»¶Ëϵ×ÅÉþÌ×£»
C£®ÓÃÁ½¸öµ¯»É³Ó·Ö±ð¹³×¡ÉþÌ×£¬»¥³É½Ç¶ÈµØÀ­ÏðƤÌõ£¬Ê¹ÏðƤÌõÉ쳤£¬½áµãµ½´ïijһλÖÃO£®¼ÇÏÂOµãµÄλÖ㬶Á³öÁ½¸öµ¯»É³ÓµÄʾÊý£»
D£®°´Ñ¡ºÃµÄ±ê¶È£¬ÓÃǦ±ÊºÍ¿Ì¶È³ß×÷³öÁ½Ö»µ¯»É³ÓµÄÀ­Á¦F1ºÍF2µÄͼʾ£¬²¢ÓÃƽÐÐËıßÐζ¨ÔòÇó³öºÏÁ¦F£»
E£®Ö»ÓÃÒ»Ö»µ¯»É³Ó£¬Í¨¹ýϸÉþÌ×À­ÏðƤÌõʹÆäÉ쳤£¬¶Á³öµ¯»É³ÓµÄʾÊý£¬¼ÇÏÂϸÉþµÄ·½Ïò£¬°´Í¬Ò»±ê¶È×÷³öÕâ¸öÁ¦F¡äµÄͼʾ£»
F£®±È½ÏÁ¦F¡äºÍFµÄ´óСºÍ·½Ïò£¬¿´ËüÃÇÊÇ·ñÏàͬ£¬µÃ³ö½áÂÛ£®
ÉÏÊö²½ÖèÖУº¢ÙÓÐÖØÒªÒÅ©µÄ²½ÖèµÄÐòºÅÊÇ______ºÍ______£»¢ÚÒÅ©µÄÄÚÈÝ·Ö±ðÊÇ______ºÍ______£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸