鐪嬭繃
澶у鐗╃悊缁冧範鍐?/p>
鍔涘
2
涓�銆佽川鐐硅繍鍔ㄥ
杩愬姩閲?/p>
1-1
璐ㄧ偣鍦?/p>
xOy
骞抽潰鍐呯殑杩愬姩鏂圭▼涓?/p>
x
=3
t
锛?/p>
y
=2
t
2
+3
銆傛眰锛?/p>
锛?/p>
1
锛変粠
t
=1s
鍒?/p>
t
=2s
杩欐鏃堕棿鍐咃紝
璐ㄧ偣浣嶇Щ鐨勫ぇ灏忓拰鏂瑰悜锛?/p>
锛?/p>
2
锛変粠
t
=1s
鍒?/p>
t
=2s
杩欐鏃堕棿鍐咃紝璐ㄧ偣鐨勫钩鍧囬�熷害锛?/p>
锛?/p>
3
锛?/p>
t
=2s
鏃惰川鐐圭殑浣嶇煝銆侀�熷害鍜屽姞閫熷害锛?/p>
锛?/p>
4
锛?/p>
t
=2s
鏃惰川鐐圭殑閫熺巼锛?/p>
锛?/p>
4
锛夊啓鍑鸿建閬撴柟绋嬨�?/p>
1-2
涓�璐ㄧ偣鍦?/p>
xOy
骞抽潰鍐呰繍鍔紝鍒濆鏃跺埢浣嶄簬
x
=1m
锛?/p>
y
=2m
澶勶紝瀹冪殑閫熷害涓?/p>
v
锝?/p>
=10
t
锛?/p>
v
锝?/p>
=
t
锛?
銆傝瘯姹?/p>
2
绉掓椂璐ㄧ偣鐨勪綅缃煝閲忓拰鍔犻�熷害鐭㈤噺銆?/p>