50.͹ÂÖµÄÀíÂÛÀªÏßÓëʵ¼ÊÀªÏß´óС²»Í¬£¬µ«ÆäÐÎ×´×ÜÊÇÏàËÆµÄ¡£- £¨ £©
- - - - -
51.ΪʵÏÖ´Ó¶¯¼þµÄijÖÖÔ˶¯¹æÂɶøÉè¼ÆÒ»¶ÔÐÄÖ±¶¯¼â¶¥´Ó¶¯¼þ͹ÂÖ»ú¹¹¡£µ±¸Ã͹ÂÖÖÆÔìÍêºó,Èô¸ÄΪֱ¶¯¹ö×Ó´Ó¶¯¼þ´úÌæÔÀ´µÄÖ±¶¯¼â¶¥´Ó¶¯¼þ,ÈÔÄÜʵÏÖÔÀ´µÄÔ˶¯¹æÂÉ¡£-- ( )
52.Æ«ÖÃÖ±¶¯¹ö×Ó´Ó¶¯¼þÎ»ÒÆ±ä»¯ÓëÏàÓ¦ÀíÂÛÀªÏß¼«¾¶ÔöÁ¿±ä»¯ÏàµÈ¡£ £¨ £©
53.Éè¼Æ¶ÔÐÄÖ±¶¯Æ½µ×´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹Ê±£¬ÈôÒªÇ󯽵×Ó뵼·ÖÐÐÄÏß´¹Ö±£¬Ôòƽµ× ×óÓÒÁ½²àµÄ¿í¶È±ØÐë·Ö±ð´óÓÚµ¼Â·ÖÐÐÄÏßµ½×óÓÒÁ½²à×îÔ¶ÇеãµÄ¾àÀ룬ÒÔ±£Ö¤ÔÚËùÓÐλ ÖÃÆ½µ×¶¼ÄÜÓë͹ÂÖÀªÏßÏàÇС£- - - - - - - - - - - - - - - - - - - - - - - - - £¨ £©
54.ÔÚ͹ÂÖÀíÂÛÀªÏßÒ»¶¨µÄÌõ¼þÏ£¬´Ó¶¯¼þÉϵĹö×Ó°ë¾¶Ô½´ó£¬Ôò͹ÂÖ»ú¹¹µÄѹÁ¦½ÇԽС ¡£- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - £¨ £©
55.ÔÚ¶ÔÐÄÖ±¶¯Æ½µ×´Ó¶¯¼þ͹ÂÖ»ú¹¹ÖУ¬ÈçÆ½µ×Óë´Ó¶¯¼þµ¼Â·ÖÐÐÄÏß´¹Ö±£¬Æ½µ×Óëʵ¼ÊÂÖÀªÏßÏàÇеÄÇеãλÖÃÊÇËæÍ¹ÂÖµÄת¶¯¶ø±ä»¯µÄ£¬´Óµ¼Â·ÖÐÐÄÏßµ½×óÓÒÁ½²à×îÔ¶µÄÇеã·Ö±ð¶ÔÓ¦ÓÚÉý³ÌºÍ»Ø³Ì³öÏÖvmaxµÄλÖô¦¡£- - - - - - - - - - - - - - - - - - - - -
- - -
- -
£¨ £©
56.ÔÚÅÌÐÎ͹ÂÖ»ú¹¹ÖУ¬Æä¶ÔÐÄÖ±¶¯¼â¶¥´Ó¶¯¼þµÄÎ»ÒÆ±ä»¯ÓëÏàӦʵ¼ÊÀªÏß¼«¾¶Ôö
Á¿µÄ±ä »¯ÏàµÈ¡£- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - £¨ £©
57.ÔÚÅÌÐÎ͹ÂÖ»ú¹¹ÖУ¬¶ÔÐÄÖ±¶¯¹ö×Ó´Ó¶¯¼þµÄÎ»ÒÆ±ä»¯ÓëÏàÓ¦ÀíÂÛÀªÏß¼«¾¶ÔöÁ¿±ä»¯Ïà µÈ¡£- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - £¨ £©
58.ÔÚÅÌÐÎ͹ÂÖ»ú¹¹ÖУ¬¶ÔÐÄÖ±¶¯¹ö×Ó´Ó¶¯¼þÎ»ÒÆ±ä»¯ÓëÏàӦʵ¼ÊÀªÏß¼«¾¶ÔöÁ¿±ä»¯ÏàµÈ ¡£- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - £¨ £©
61.ÀíÂÛÀªÏßÏàͬ¶øÊµ¼ÊÀªÏß²»Í¬µÄÁ½¸ö¶ÔÐÄÖ±¶¯¹ö×Ó´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹£¬Æä´Ó¶¯¼þµÄ Ô˶¯¹æÂÉ ¡£
( A£©Ïàͬ£» ( B£©²»Ïàͬ¡£
62.¶ÔÓÚתËٽϸߵÄ͹ÂÖ»ú¹¹£¬ÎªÁ˼õС³å»÷ºÍÕñ¶¯£¬´Ó¶¯¼þÔ˶¯¹æÂÉ×îºÃ²ÉÓà Ô˶¯ ¹æÂÉ¡£
( A£©µÈËÙ£» ( B£©µÈ¼ÓËٵȼõËÙ£» (C£©ÕýÏÒ¼ÓËÙ¶È¡£
63.Èô´Ó¶¯¼þµÄÔ˶¯¹æÂÉÑ¡ÔñΪµÈ¼ÓËٵȼõËÙÔ˶¯¹æÂÉ¡¢¼òгÔ˶¯¹æÂÉ»òÕýÏÒ¼ÓËÙ¶ÈÔ˶¯ ¹æÂÉ£¬µ±°Ñ͹ÂÖתËÙÌá¸ßÒ»±¶Ê±£¬´Ó¶¯¼þµÄ¼ÓËÙ¶ÈÊÇÔÀ´µÄ ±¶¡£
(A£©1£»
( B£©2 £» ( C£©4 £» ( D£©8¡£
64.͹ÂÖ»ú¹¹ÖдӶ¯¼þ×÷µÈ¼ÓËٵȼõËÙÔ˶¯Ê±½«²úÉú ³å»÷¡£ËüÊÊÓÃÓÚ ³¡ºÏ¡£
(A£©¸ÕÐÔ£»(B£©ÈáÐÔ£»(C£©ÎÞ¸ÕÐÔÒ²ÎÞÈáÐÔ£»(D£©µÍËÙ£»(E£©ÖÐËÙ£»(F£©¸ßËÙ¡£
65.Èô´Ó¶¯¼þµÄÔ˶¯¹æÂÉÑ¡ÔñΪµÈËÙÔ˶¯¹æÂÉ¡¢µÈ¼ÓËٵȼõËÙÔ˶¯¹æÂÉ¡¢¼òгÔ˶¯¹æÂÉ»ò ÕýÏÒ¼ÓËÙ¶ÈÔ˶¯¹æÂÉ£¬µ±°Ñ͹ÂÖתËÙÌá¸ßÒ»±¶Ê±£¬´Ó¶¯¼þµÄËÙ¶ÈÊÇÔÀ´µÄ ±¶¡£
(A£©1£» (B£©2£» (C£©4¡£ 66.Éè¼ÆÆ«ÖÃÖ±¶¯¼â¶¥´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹Ê±£¬ÈôÍÆ³ÌºÍ»Ø³ÌÎ»ÒÆÏßͼ¶Ô³Æ£¬ÔòºÏÀíÉè¼Æ µÄ͹ÂÖÂÖÀªÇúÏßÖУ¬ÍƳÌÀªÏ߱ȻسÌÀªÏߣ¬
(A£©½Ï³¤£» (B£©½Ï¶Ì£» ( C£©Á½Õß¶Ô³ÆÏàµÈ¡£
67.µ±Í¹ÂÖ»ùÔ²°ë¾¶Ïàͬʱ£¬²ÉÓÃÊʵ±µÄÆ«ÖÃʽ´Ó¶¯¼þ¿ÉÒÔ Í¹ÂÖ»ú¹¹ÍƳ̵ÄѹÁ¦½Ç¡£
(A£©¼õС£» (B£©Ôö¼Ó£» (C£©±£³ÖÔÀ´¡£ 68.¹ö×Ó´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹µÄ¹ö×Ó°ë¾¶Ó¦ ͹ÂÖÀíÂÛÀªÏßÍâ͹²¿·ÖµÄ×îСÇúÂʰ뾶¡£
(A£©´óÓÚ£» (B£©Ð¡ÓÚ£» (C£©µÈÓÚ¡£ 69.ÔÚÉè¼Æ¹ö×Ó´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹Ê±£¬ÂÖÀªÇúÏß³öÏּⶥ»ò½»²æÊÇÒòΪ¹ö×Ó°ë¾¶ ¸Ã λÖÃÀíÂÛÀªÏßµÄÇúÂʰ뾶¡£
(A£©´óÓÚ£» (B£©Ð¡ÓÚ£» (C£©µÈÓÚ¡£
70.Ö±¶¯Æ½µ×´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹µÄѹÁ¦½Ç ¡£ (A£©ÓÀÔ¶µÈÓÚ
0?£» (B£©µÈÓÚ³£ (C£©ËæÍ¹ÂÖת½Ç¶ø±ä»¯¡£
71.ÔÚÆ½µ×´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹ÖУ¬Í¹ÂÖÓë´Ó¶¯¼þµÄ Õæ ʵ ½Ó´¥µãÔÚ ¡£ £¨A£©Æ½µ×ÖÐÐÄ£» (B£©¾àƽµ×ÖÐÐÄv´¦£» ( C£©¾àƽµ×ÖÐÐÄ?´¦¡£
?v72.ÔÚÉè¼ÆÖ±¶¯¹ö×Ó´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹µÄʵ¼ÊÀªÏßʱ£¬·¢ÏÖѹÁ¦½Ç³¬¹ýÁËÐíÓÃÖµ£¬ÇÒÀª Ïß³öÏÖ±ä¼âÏÖÏ󣬴ËʱӦ²ÉÈ¡µÄ´ëÊ©ÊÇ ¡£
(A£©¼õС¹ö×Ó°ë¾¶£» (B£©¼Ó´ó»ùÔ²°ë¾¶£» (C£©¼õС»ùÔ²°ë¾¶¡£ 73.Éè¼ÆÒ»Ö±¶¯´Ó¶¯¼þÅÌÐÎ͹ÂÖ£¬µ±Í¹ÂÖתËÙ
?¼°´Ó¶¯¼þÔ˶¯¹æÂÉv?v(s)²»±ä
¡£
ʱ£¬Èô
?maxÓÉ40?¼õСµ½20?£¬Ôò͹Âֳߴç»á
£¨1£©Ôö´ó£» (B£©¼õС£» ( C£©²»±ä¡£ 74.ÓÃͬһ͹ÂÖÇý¶¯²»Í¬ÀàÐÍ£¨¼â¶¥¡¢¹ö×Ó»òƽµ×ʽ£»Ö±¶¯»ò°Ú¶¯Ê½£©µÄ´Ó¶¯¼þʱ£¬¸÷´Ó¶¯¼þµÄÔ˶¯¹æÂÉ ¡£
(A£©Ïàͬ£» (B£©²»Í¬£» (C£©ÔÚÎÞÆ«¾àʱÏàͬ¡£
75.Ö±¶¯´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹ÖУ¬µ±ÍƳÌΪµÈËÙÔ˶¯¹æÂÉʱ£¬×î´óѹÁ¦½Ç·¢ÉúÔÚÐÐ³Ì ¡£
(A£©Æðµã£» (B£©Öе㣻 (C£©Öյ㡣 76.´Ó¶¯¼þµÄÍÆ³ÌºÍ»Ø³Ì¶¼Ñ¡ÓüòгÔ˶¯¹æÂÉ£¬ËüµÄÎ»ÒÆÏßͼÈçͼʾ¡£¿ÉÅжϵ㺴Ӷ¯¼þ ÔÚÔ˶¯¹ý³ÌÖУ¬ÔÚ ´¦´æÔÚÈáÐÔ³å»÷¡£
(A£©×î¸ßλÖúÍ×îµÍλÖã»
(B£©×î¸ßλÖã» (C£©×îµÍλÖã»
(D£©¸÷λÖô¦¾ùÎÞÈáÐÔ³å»÷´æÔÚ¡£
77.ÔÚ Í¼ ʾ Ö± ¶¯ ƽ µ× ´Ó ¶¯ ¼þ ÅÌ ÐΠ͹ ÂÖ »ú ¹¹ ÖУ¬ Çë Ö¸ ³ö£º £¨1 £©Í¼ ʾ λ Öà ʱ ͹ ÂÖ »ú ¹¹ µÄ ѹ Á¦ ½Ç ? ¡£ £¨2 £©Í¼ ʾ λ Öà ´Ó ¶¯ ¼þ µÄ λ ÒÆ ¡£ £¨3 £©Í¼ ʾ λ Öà ʱ ͹ ÂÖ µÄ ת ½Ç ¡£
£¨4 £©Í¼ ʾ λ Öà ʱ ´Ó ¶¯ ¼þ Óë ͹ ÂÖ µÄ ˲ ÐÄ ¡£
78.ͼʾƫÐÄÔ²ÅÌ͹ÂÖ»ú¹¹£¬Ô²Å̰뾶R=50mm£¬Æ«Ðľàe=25mm£¬Í¹ÂÖÒÔ
??2rad/s
˳ʱÕë·½Ïòת¹ý
90?ʱ£¬´Ó¶¯¼þµÄËÙ¶Èv?50 mm/s
¡£ ÊÔ ÎÊ£º
£¨1£© ÔÚ¸ÃλÖÃʱ£¬Í¹ÂÖ»ú¹¹µÄѹÁ¦½ÇΪ¶à´ó£¿
£¨2£©ÔÚ¸ÃλÖÃʱ£¬´Ó¶¯¼þµÄÎ»ÒÆÎª¶à´ó£¿¸Ã͹ÂÖ»ú¹¹´Ó¶¯¼þµÄÐгÌh µÈÓÚ¶àÉÙ£¿
79. 80.
81.ÔÚÖ±¶¯´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹ÖУ¬ÊÔÎÊͬһ͹ÂÖ²ÉÓò»Í¬¶Ë²¿ÐÎ×´µÄ´Ó¶¯¼þʱ£¬Æä´Ó¶¯ ¼þÔ˶¯¹æÂÉÊÇ·ñÏàͬ£¿ÎªÊ²Ã´£¿
82.Éè¼ÆÄÄÖÖÀàÐ͵Ä͹ÂÖ»ú¹¹Ê±¿ÉÄܳöÏÖÔ˶¯Ê§Õ棿µ±³öÏÖÔ˶¯Ê§ÕæÊ±Ó¦¸Ã¿¼ÂÇÓÃÄÄЩ ·½·¨Ïû³ý£¿
83.ºÎν͹ÂÖ»ú¹¹µÄѹÁ¦½Ç£¿ËüÔÚ͹ÂÖ»ú¹¹µÄÉè¼ÆÖÐÓкÎÖØÒªÒâÒ壿 84.Ö±¶¯´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹Ñ¹Á¦½ÇµÄ´óСÓë¸Ã»ú¹¹µÄÄÄЩÒòËØÓйأ¿
85.ͼʾΪһ͹ÂÖ»ú¹¹´Ó¶¯¼þÍÆ³ÌÎ»ÒÆÇúÏߣ¬OA//BC£¬ABƽÐкá×ø±êÖá¡£ÊÔ·ÖÎö¸Ã ͹ÂÖ»ú¹¹Ôںδ¦ÓÐ×î´ó ѹÁ¦½Ç£¬²¢¶óҪ˵Ã÷ÀíÓÉ¡£
86.ͼʾ͹ÂÖ»ú¹¹´Ó¶¯¼þÍÆ³ÌÔ˶¯ÏßͼÊÇÓÉÄÄÁ½ÖÖ³£ÓõĻù±¾Ô˶¯¹æÂÉ×éºÏ¶ø³É£¿²¢Ö¸³ö ÓÐÎÞ³å»÷¡£Èç¹ûÓгå»÷£¬ÄÄЩλÖÃÉÏÓкÎÖÖ³å»÷£¿´Ó¶¯¼þÔ˶¯ÐÎʽΪͣ?Éý?Í£¡£
87.ÔÚÖ±¶¯´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹ÖУ¬Èô͹ÂÖ×÷˳ʱÕë·½Ïòת¶¯£¬´Ó¶¯¼þÏòÉÏÒÆ¶¯Îª¹¤×÷Ðг̣¬Ôò͹ÂÖµÄÖáÐÄÓ¦Ïà¶Ô´Ó¶¯¼þµ¼Â·Ïò×óÆ«Öû¹ÊÇÏòÓÒÆ«ÖÃΪºÃ£¿ÎªÊ²Ã´£¿ÈôÆ«ÖõÃÌ«¶à»áÓÐʲôÎÊÌâ²úÉú£¿
88.µ±Éè¼ÆÖ±¶¯´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹µÄ͹ÂÖÀªÏßʱ£¬Èô»ú¹¹µÄ×î´óѹÁ¦½Ç³¬¹ýÁËÐíÓÃÖµ£¬ ÊÔÎʿɲÉÓÃÄļ¸ÖÖ´ëÊ©À´¼õС×î´óѹÁ¦½Ç»òÔö´óÐíÓÃѹÁ¦½Ç£¿
89.ÔÚͼʾֱ¶¯¼â¶¥´Ó¶¯¼þÅÌÐÎ͹ÂÖ»ú¹¹ÖУ¬Í¹ÂÖתÏòÈçͼËùʾ¡£ÊÔд³ö¸ÃλÖÃʱ´Ó¶¯¼þ ѹÁ¦½Ç¼ÆË㹫ʽ£¬²¢ËµÃ÷´Ó¶¯¼þÏà¶Ô͹ÂÖÖáÐĵÄÅäÖÃÊÇ·ñºÏÀí£¬ÎªÊ²Ã´£¿