(13·Ö)ijʵÑéС×é²ÉÓÃͼ11ËùʾµÄ×°ÖÃ̽¾¿¡°¶¯Äܶ¨Àí¡±£¬Í¼ÖÐС³µ¿É·ÅÖÃíÀÂë.ʵÑéÖУ¬Ð¡³µÅöµ½Öƶ¯×°ÖÃʱ£¬¹³ÂëÉÐδµ½´ïµØÃ棬´òµã¼ÆʱÆ÷¹¤×÷ƵÂÊΪ50Hz¡£

£¨1£©ÊµÑéµÄ²¿·Ö²½ÖèÈçÏ£º
¢ÙÔÚС³µ·ÅÈëíÀÂ룬°ÑÖ½´ø´©¹ý´òµã¼ÆʱÆ÷£¬Á¬ÔÚС³µºó¶Ë£¬ÓÃϸÉþÁ¬½ÓС³µºÍ¹³Â룻
¢Ú½«Ð¡³µÍ£ÔÚ´òµã¼ÆʱÆ÷¸½½ü£¬__________£¬__________£¬Ð¡³µÍ϶¯Ö½´ø£¬´òµã¼ÆʱÆ÷ÔÚÖ½´øÉÏ´òÏÂÒ»Áе㣬__________£»
¢Û¸Ä±ä¹³Âë»òС³µÖÐíÀÂëµÄÊýÁ¿£¬¸ü»»Ö½´ø£¬Öظ´¢ÚµÄ²Ù×÷¡£
£¨2£©Í¼12Êǹ³ÂëÖÊÁ¿Îª0.03kg¡¢íÀÂëÖÊÁ¿Îª0.02kgʱµÃµ½µÄÒ»ÌõÖ½´ø£¬ÔÚÖ½´øÉÏÑ¡ÔñÆðʼµãO¼°A¡¢B¡¢C¡¢DºÍ£ÅÎå¸ö¼ÆÊýµã£¬¿É»ñµÃ¸÷¼ÆÊýµãµ½OµÄ¾àÀëS¼°¶ÔӦʱ¿ÌС³µµÄ˲ʱËÙ¶Èv£¬Ç뽫CµãµÄ²âÁ¿½á¹ûÌîÔÚ±í¸ñÖеÄÏàӦλÖá£

±í1Ö½´øµÄ²âÁ¿½á¹û

²âÁ¿µã
s/cm
v/(m¡¤s-1)
0
0.00
0.35
A
1.51
0.40
B
3.20
0.45
C
 
 
D
7.15
0.54
E
9.41
0.60
 
£¨3£©ÔÚÉϳµµÄÔ˶¯¹ý³ÌÖУ¬¶ÔÓÚ¹³Âë¡¢íÀÂëºÍС³µ×é³ÉµÄϵͳ£¬__________×öÕý¹¦£¬__________×ö¸º¹¦¡£
£¨4£©ÊµÑéС×é¸ù¾ÝʵÑéÊý¾Ý»æ³öÁËͼ13ÖеÄͼÏß(ÆäÖЦ¤v2=v2-v20)£¬¸ù¾ÝͼÏß¿É»ñµÃµÄ½áÂÛÊÇ__________¡£ÒªÑéÖ¤¡°¶¯Äܶ¨Àí¡±£¬»¹ÐèÒª²âÁ¿µÄÎïÀíÁ¿ÊÇĦ²ÁÁ¦ºÍ__________¡£

£¨1£©¢Ú½ÓͨµçÔ´¡¢ÊÍ·ÅС³µ£¬¶Ï¿ª¿ª¹Ø£¨2£©5.06£¬0.49£¨3£©¹³íÀµÄÖØÁ¦£¬Ð¡³µÊÜĦ²Á×èÁ¦£¨4£©Ð¡³µ³õÄ©ËٶȵÄƽ·½²îÓëλÒƳÉÕý±È£¬Ð¡³µµÄÖÊÁ¿¡£

½âÎö

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

(12·Ö)ijʵÑéС×éÀûÓÃÈçͼ12ËùʾµÄʵÑé×°ÖÃÀ´Ì½¾¿µ±ºÏÍâÁ¦Ò»¶¨Ê±£¬ÎïÌåÔ˶¯µÄ¼ÓËÙ¶ÈÓëÆäÖÊÁ¿Ö®¼äµÄ¹Øϵ£®

ͼ12

(1)ÓÉͼÖп̶ȳ߶Á³öÁ½¸ö¹âµçÃÅÖÐÐÄÖ®¼äµÄ¾àÀëx£½24 cm£¬ÓÉͼ13ÖÐÓα꿨³ß²âµÃÕÚ¹âÌõµÄ¿í¶Èd£½________ cm.¸ÃʵÑéС×éÔÚ×öʵÑéʱ£¬½«»¬¿é´Óͼ12ËùʾλÖÃÓɾ²Ö¹ÊÍ·Å£¬ÓÉÊý×Ö¼ÆʱÆ÷¿ÉÒÔ¶Á³öÕÚ¹âÌõͨ¹ý¹âµçÃÅ1µÄʱ¼ä¦¤t1£¬ÕÚ¹âÌõͨ¹ý¹âµçÃÅ2µÄʱ¼ä¦¤t2£¬Ôò»¬¿é¾­¹ý¹âµçÃÅ1ʱµÄ˲ʱËٶȵıí´ïʽv1£½________£¬»¬¿é¾­¹ý¹âµçÃÅ2ʱµÄ˲ʱËٶȵıí´ïʽv2£½________£¬Ôò»¬¿éµÄ¼ÓËٶȵıí´ïʽa£½________.(ÒÔÉϱí´ïʽ¾ùÓÃ×Öĸ±íʾ)

 (2)ÔÚ±¾´ÎʵÑéÖУ¬ÊµÑéС×éͨ¹ý¸Ä±ä»¬¿éÖÊÁ¿×ܹ²×öÁË6×éʵÑ飬µÃµ½ÈçϱíËùʾµÄʵÑéÊý¾Ý£®ÇëÀûÓñí¸ñÊý¾Ý£¬ÔÚͼ14×ø±êϵÖÐÃèµã×÷³öÏàӦͼÏó£®ÄãµÃ³öµÄ½áÂÛÊÇ___________________________________.

 

m(g)

a(m/s2)

250

2.02

300

1.65

350

1.33

400

1.25

500

1.00

800

0.63

 

 

 

 

 

 

 

 

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2010ÄêËÄ´¨Ê¡ÃàÑôÊиßÈýµÚÈý´ÎÕï¶ÏÐÔ¿¼ÊÔ£¨Àí×Û£©ÎïÀí²¿·Ö ÌâÐÍ£ºÊµÑéÌâ

£¨17·Ö£©
¢ñ.(4·Ö) ÔÚ²âÁ¿ÖØÁ¦¼ÓËٶȵÄʵÑéÖУ¬Ä³Í¬Ñ§ÓÃÒ»¸ùϸÏߺÍÒ»¾ùÔÈСÇòÖƳɵ¥°Ú¡£ËûÒѾ­²âµÃ´Ëµ¥°Ú50¸öÖÜÆÚµÄʱ¼äΪt£¬´ÓÐü¹Òµãµ½Ð¡Çò¶¥¶ËµÄÏß³¤Îªl£¬»¹ÐèÒª²âÁ¿µÄÎïÀíÁ¿
Ϊ                 ¡£½«gÓòâµÃÁ¿±íʾ£¬Ôòg=                ¡£
¢ò.(13·Ö) ²âÒ»×èÖµÔ¼1¦¸µÄµç×èË¿RxµÄ×èÖµ¡£Îª½Ï׼ȷ²âÁ¿£¬ÒªÇó¶à²â¼¸×éÊý¾Ý¡£
ʵÑéÊÒ¹©Ñ¡ÔñµÄÆ÷²ÄÓУº
µçÔ´E£ºµç¶¯ÊÆÔ¼1.5V£¬ÄÚ×è¿ÉºöÂÔ
µçÁ÷±íA1£ºÁ¿³Ì0¡«0.2A£¬ÄÚ×èÔ¼0.5¦¸
µçÁ÷±íA2£ºÁ¿³Ì0¡«0.01A£¬ÄÚ×èÔ¼0.05¦¸
µçѹ±íV1£ºÁ¿³Ì3.0V£¬ÄÚ×è·Ç³£´ó
µçѹ±íV2£ºÁ¿³Ì15.0V£¬ÄÚ×è·Ç³£´ó
»¬¶¯±ä×èÆ÷R£º0¡«10¦¸
µç×èÏäR£°£º0¡«99.99¦¸
µç¼üSÓëµ¼ÏßÈô¸É
£¨1£©Ä³ÊµÑéС×éµÄͬѧÉè¼ÆÁËÈçÉÏҳͼËùʾµÄµç·ͼÀ´²âÁ¿Rx£¬¸Ãµç·Óв»Í×»ò²»·ûºÏÒªÇóÖ®´¦£¬ÇëÖ¸³öÆäÖеÄÁ½´¦£º
¢Ù                                   £»
¢Ú                                   ¡£

£¨2£©Ç뽫ÄãÉè¼ÆµÄ²âÁ¿µç·ͼÔÚ·½¿òÄÚ£¬²¢±êÃ÷ËùÑ¡Æ÷²Ä·ûºÅ¡£
ÓòâµÃµÄÎïÀíÁ¿¼ÆËãRxµÄ¹«Ê½ÊÇRx=                    £»Ê½Öи÷ÎïÀíÁ¿µÄÎïÀíÒâÒåÊÇ                                                                         ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2012-2013ѧÄêÖØÇìÊиßÈý¶þÕïÀí¿Æ×ÛºÏÎïÀíÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÊµÑéÌâ

(13·Ö)ijʵÑéС×éÓõçÁ÷±íA¡¢µç×èÏä¼°¿ª¹ØS°´ÈçͼËùʾµç·²âµç³ØµÄµç¶¯ÊƺÍÄÚ×裮ʵÑéʱ£¬¸Ä±äµÄÖµ£¬¼Ç¼ÏµçÁ÷±íAµÄʾÊý£¬µÃµ½¶à×é¡¢µÄÊý¾Ý£¬È»ºóͨ¹ý×÷³öÓйØÎïÀíÁ¿µÄÏßÐÔͼÏó£¬ÇóµÃµç³Øµç¶¯ÊƺÍÄÚ×裮

¢ÙÈô½«µçÁ÷±íAÊÓΪÀíÏë±í£¬Çëд³öÏßÐÔͼÏó¶ÔÓ¦µÄº¯Êý¹Øϵʽ= _ ___  .ÀûÓÃËù²âµÃÊý¾Ý×÷³öͼÏóÈçͼËùʾ£¬ÈôͼÖÐa¡¢b¡¢c¾ùΪÒÑÖªÁ¿£¬Ôòµç³ØµÄµç¶¯ÊÆ=________£¬ÄÚ×è=_________£®

¢Úʵ¼ÊÉϵçÁ÷±íAÓÐÒ»¶¨ÄÚ×èÖµ£¬´ÓϵͳÎó²î½Ç¶È¿¼ÂÇ£¬²âµÃµÄµç³ØµÄµç¶¯ÊÆ¡¢ÄÚ×èÓëµç³ØµÄµç¶¯ÊÆÕæʵֵ¡¢ÄÚ×èÕæʵֵµÄ¹ØϵÊÇ£º              £¬         £¨Ìî¡°¡±¡¢¡°¡±»ò¡°¡±£©£®

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2011-2012ѧÄê½­Î÷Ê¡¸ßÈýµÚÒ»´ÎÔ¿¼ÎïÀíÊÔ¾í ÌâÐÍ£ºÊµÑéÌâ

(12·Ö)ijʵÑéС×éÀûÓÃÈçͼ12ËùʾµÄʵÑé×°ÖÃÀ´Ì½¾¿µ±ºÏÍâÁ¦Ò»¶¨Ê±£¬ÎïÌåÔ˶¯µÄ¼ÓËÙ¶ÈÓëÆäÖÊÁ¿Ö®¼äµÄ¹Øϵ£®

ͼ12

(1)ÓÉͼÖп̶ȳ߶Á³öÁ½¸ö¹âµçÃÅÖÐÐÄÖ®¼äµÄ¾àÀëx£½24 cm£¬ÓÉͼ13ÖÐÓα꿨³ß²âµÃÕÚ¹âÌõµÄ¿í¶Èd£½________ cm.¸ÃʵÑéС×éÔÚ×öʵÑéʱ£¬½«»¬¿é´Óͼ12ËùʾλÖÃÓɾ²Ö¹ÊÍ·Å£¬ÓÉÊý×Ö¼ÆʱÆ÷¿ÉÒÔ¶Á³öÕÚ¹âÌõͨ¹ý¹âµçÃÅ1µÄʱ¼ä¦¤t1£¬ÕÚ¹âÌõͨ¹ý¹âµçÃÅ2µÄʱ¼ä¦¤t2£¬Ôò»¬¿é¾­¹ý¹âµçÃÅ1ʱµÄ˲ʱËٶȵıí´ïʽv1£½________£¬»¬¿é¾­¹ý¹âµçÃÅ2ʱµÄ˲ʱËٶȵıí´ïʽv2£½________£¬Ôò»¬¿éµÄ¼ÓËٶȵıí´ïʽa£½________.(ÒÔÉϱí´ïʽ¾ùÓÃ×Öĸ±íʾ)

 (2)ÔÚ±¾´ÎʵÑéÖУ¬ÊµÑéС×éͨ¹ý¸Ä±ä»¬¿éÖÊÁ¿×ܹ²×öÁË6×éʵÑ飬µÃµ½ÈçϱíËùʾµÄʵÑéÊý¾Ý£®ÇëÀûÓñí¸ñÊý¾Ý£¬ÔÚͼ14×ø±êϵÖÐÃèµã×÷³öÏàӦͼÏó£®ÄãµÃ³öµÄ½áÂÛÊÇ___________________________________.

 

m(g)

a(m/s2)

250

2.02

300

1.65

350

1.33

400

1.25

500

1.00

800

0.63

 

 

 

 

 

 

 

 

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸