ϱíÖбíʾ²»Í¬ÎïÌåµÄÔ˶¯Çé¿ö£¬ÒÔÏÂ˵·¨ÕýÈ·µÄÊÇ£º£¨ £©
³õʼËÙ¶È/ms-1¾­ÀúµÄʱ¼ä/sÄ©ËÙ¶È/ms-1
×ÔÐгµÏÂÆÂ2.03.011.0
¹«¹²Æû³µ³öÕ¾2.06.0
»ð³µ³öÕ¾100.020.0
ij½¢Í§³öº½50.0100
·É»úÔÚÌì¿ÕÖзÉÐÐ300.0200.0300.0

A£®·É»úÒ»¶¨×öÔÈËÙÖ±ÏßÔ˶¯
B£®»ð³µ³öվʱµÄ¼ÓËÙ¶È×î´ó
C£®½¢Í§³öº½Ê±Ëٶȱ仯×î¿ì
D£®×ÔÐгµÏÂÆÂÓ빫¹²Æû³µ³öÕ¾µÄƽ¾ù¼ÓËٶȴóСÏàͬ
¡¾´ð°¸¡¿·ÖÎö£º¸ù¾Ý¼ÓËٶȶ¨ÒåÇó³ö¼ÓËٶȣ¬¼ÓËÙ¶ÈÊÇÃèÊöËٶȱ仯¿ìÂýµÄÎïÀíÁ¿£¬¼ÓËٶȴó˵Ã÷Ëٶȱ仯¿ì£¬¼´Ëٶȵı仯ÂÊ´ó£®
½â´ð£º½â£ºA¡¢·É»úÔÚÁ½¸öʱ¿ÌµÄËÙ¶ÈÏàµÈ£¬²¢²»Ò»¶¨ÊÇÔÈËÙÖ±ÏßÔ˶¯£¬¹ÊA´íÎó£»
B¡¢C¡¢D¡¢¸ù¾ÝÌâÒâÓУºÄ³×ÔÐгµÏÂÆ£¬¼ÓËÙ¶Èa1=3m/s2£®
ij¹«¹²Æû³µ½øÕ¾£¬¼ÓËÙ¶Èa2=-3m/s2£®
ij»ð³µ³öÕ¾£¬¼ÓËÙ¶Èa3=0.2m/s2£®
ij½¢Í§Æôº½£¬¼ÓËÙ¶Èa4=2m/s2£®
·É»úÔÚÌì¿ÕÖзÉÐмÓËÙ¶Èa5=0£®
ËùÒԻ𳵳öվʱµÄ¼ÓËÙ¶È×îС£¬¹ÊB´íÎó£»
¼ÓËÙ¶ÈÊÇÃèÊöËٶȱ仯¿ìÂýµÄÎïÀíÁ¿£¬×ÔÐгµÏÂƺ͹«¹²Æû³µ½øÕ¾Ëٶȱ仯×î¿ì£¬¹ÊC´íÎó£»
×ÔÐгµÏÂÆÂÓ빫¹²Æû³µ½øÕ¾µÄ¼ÓËٶȴóСÏàµÈ£¬¹ÊDÕýÈ·£®
¹ÊÑ¡D£®
µãÆÀ£º±¾Ì⿼²ìÁ˼ÓËٶȵĸÅÄÊôÓÚ¸ÅÄîÌ⣬¶ÔÓÚ³éÏóµÄ¸ÅÄѧÉú¿ÉÒÔͨ¹ýÉú»îÖеÄʵÀý¼ÓÒÔÀí½â£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ϱíÖбíʾ²»Í¬ÎïÌåµÄÔ˶¯Çé¿ö£¬ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
³õʼËٶȣ¨m/s£© ¾­ÀúµÄʱ¼ä/s Ä©Ëٶȣ¨m/s£©
¹«¹²Æû³µ³öÕ¾ 0 2.0 6.0
»ð³µ³öÕ¾ 0 100.0 20.0
½¢Í§³öº½ 0 30.0 100.0
·É»úÔÚÌì¿ÕÖзÉÐÐ 300.0 200.0 300.0

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ϱíÖбíʾ²»Í¬ÎïÌåµÄÔ˶¯Çé¿ö£¬ÒÔÏÂ˵·¨ÕýÈ·µÄÊÇ£º£¨¡¡¡¡£©
³õʼËÙ¶È/ms-1 ¾­ÀúµÄʱ¼ä/s Ä©ËÙ¶È/ms-1
×ÔÐгµÏÂÆ 2.0 3.0 11.0
¹«¹²Æû³µ³öÕ¾ 0 2.0 6.0
»ð³µ³öÕ¾ 0 100.0 20.0
ij½¢Í§³öº½ 0 50.0 100
·É»úÔÚÌì¿ÕÖзÉÐÐ 300.0 200.0 300.0

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2010ÄêÉÂÎ÷Ê¡¸ßÒ»ÉÏѧÆÚÆÚÖп¼ÊÔÎïÀíÊÔ¾í ÌâÐÍ£ºÑ¡ÔñÌâ

ϱíÖбíʾ²»Í¬ÎïÌåµÄÔ˶¯Çé¿ö£¬ÒÔÏÂ˵·¨ÕýÈ·µÄÊÇ£º£¨    £©

 

³õʼËÙ¶È

¾­ÀúµÄʱ¼ä/s

Ä©ËÙ¶È

×ÔÐгµÏÂÆÂ

2.0

3.0

11.0

¹«¹²Æû³µ³öÕ¾

0

2.0

6.0

»ð³µ³öÕ¾

0

100.0

20.0

ij½¢Í§³öº½

0

50.0

100

·É»úÔÚÌì¿ÕÖзÉÐÐ

300.0

200.0

300.0

A£®·É»úÒ»¶¨×öÔÈËÙÖ±ÏßÔ˶¯   B£®»ð³µ³öվʱµÄ¼ÓËÙ¶È×î´ó

C£®½¢Í§³öº½Ê±Ëٶȱ仯×î¿ì   D£®×ÔÐгµÏÂÆÂÓ빫¹²Æû³µ³öÕ¾µÄƽ¾ù¼ÓËٶȴóСÏàͬ

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º²»Ïê ÌâÐÍ£ºµ¥Ñ¡Ìâ

ϱíÖбíʾ²»Í¬ÎïÌåµÄÔ˶¯Çé¿ö£¬ÒÔÏÂ˵·¨ÕýÈ·µÄÊÇ£º£¨¡¡¡¡£©
³õʼËÙ¶È/ms-1 ¾­ÀúµÄʱ¼ä/s Ä©ËÙ¶È/ms-1
×ÔÐгµÏÂÆ 2.0 3.0 11.0
¹«¹²Æû³µ³öÕ¾ 0 2.0 6.0
»ð³µ³öÕ¾ 0 100.0 20.0
ij½¢Í§³öº½ 0 50.0 100
·É»úÔÚÌì¿ÕÖзÉÐÐ 300.0 200.0 300.0
A£®·É»úÒ»¶¨×öÔÈËÙÖ±ÏßÔ˶¯
B£®»ð³µ³öվʱµÄ¼ÓËÙ¶È×î´ó
C£®½¢Í§³öº½Ê±Ëٶȱ仯×î¿ì
D£®×ÔÐгµÏÂÆÂÓ빫¹²Æû³µ³öÕ¾µÄƽ¾ù¼ÓËٶȴóСÏàͬ

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸