問題詳情
22. 下圖為A、B、C三車在同一直線上由同一點出發的v - t圖，則下列敘述哪些正確？
(A)t0時刻三車相遇
(B)t0時刻三車瞬時加速度相等
(C)三車之平均速度相等
(D)出發後t0時間內三車之平均加速度相等
(E)t0時刻A車瞬時加速度最大。
(A)t0時刻三車相遇
(B)t0時刻三車瞬時加速度相等
(C)三車之平均速度相等
(D)出發後t0時間內三車之平均加速度相等
(E)t0時刻A車瞬時加速度最大。
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
內容推薦
- 【題組】 （ ） The main idea of this article is the(A) need for having clubs for students that will hel
- 【題組】 （ ） One could conclude from this reading that(A) there is a great market for authors of adol
- 【題組】 （ ） The particular recommendation of this article is that(A) children and adolescents need t
- 【題組】0 （ ） The European Union was once ________ and could disintegrate because of the financial ins
- 【題組】 （ ） It is to be inferred from the passage that(A) authors may be ready to write books for te
- 【題組】0 （ ） Morris Chang, the CEO of TSMC is known for his ________. He has a sharp intellect and he
- 閱讀測驗26-30：Teachers and librarians need to be aware of the emotional, intellectual, and physical chan
- 六、引導式翻譯(每格 1 分，共 15 分):請依照提示填入單字，每格限填一字。【題組】有關當局應該盡快落實這項計畫來保護在南海海域捕魚的漁民。The (1) c (2) should put
- 【題組】下列有關岩石的敘述，哪些正確？(應選 2 項)(A)花崗片麻岩是一種變質岩(B)組成大陸地殼的主要岩石是沉積岩(C)位於中洋脊的大陸地殼，主要是由花崗岩組成 (D)位於中洋脊的海洋地殼，
- 【題組】 （ ） During the 10-minute recess, he would take advantage of this free time reviewing lessons
內容推薦
- 【題組】(2)波速比v甲：v乙為【 （7） 】。
- 【題組】右圖為北半球某地，某日早上 8 時的地面天氣圖。有關甲、乙、丙、丁四處及 A、B 鋒面的比較，選出正確的敘述： (A)甲、乙、丙、丁四處以甲的氣壓最高(B)甲、乙、丙、丁四處以乙的雲層最
- 【題組】 （ ） 19
- 【題組】After her parents’ _________, Sandra lived with her father most of the time. She stayed with
- 【題組】(3)波長比λ甲：λ乙【 （8） 】
- 克漏字11-20：The Panama Papers have exposed how some of the world’s most powerful people may have used o
- 【題組】 （ ） 20
- 【題組】The general _________ his soldiers to fight till the very end of the war.(A)commands (B)pret
- 【題組】Mary stood in front of the restaurant with her hands _________ because she was angry at her
- 下列哪一種不是溶液？ (A)黃銅 (B)空氣 (C)白金 (D)糖水。
- 【題組】 （ ） 12
- 章篇結構21-25：Each year since the late 1970s, much of the protective layer of ozone above Antarctica has
- 【題組】Timmy _________ his classmate Mary for always getting higher grades than he does. No matter
- 【題組】I really want to know the reason _________ Mom is so angry at me.(A)why (B)how (C) where (D)
- 【題組】(4)振幅比R甲：R乙為【 （9） 】。某地區大哥大所使用之頻率為600 MHz，則其波長為【 （10） 】m。（已知光速c＝3×108 m／s）。
- 【題組】 （ ） 13
- 【題組】 （ ） 22
- 【題組】I tried to squeeze myself into the jeans but failed. I really need to get rid of some ______
- 【題組】Among all the novels you read, which do you like _________ ?(A)good (B)better (C) best (D)mo
- 二、語法測驗(文法) (每題 2 分,共 22 分)【題組】( )Don't be so strict. _______, they are only little kids.(A) S
- 【題組】 （ ） 14
- 【題組】 （ ） 23
- 【題組】When you dive in this coastal area, you can enjoy the richness and variety of the _________
- 【題組】Not until the bell rang _________ back to their classroom reluctantly.(A)the students went (
- 【題組】 （ ） The term steam engines is used in order to make the point that people _____.(A) ten