問題詳情
21. 有關圓周運動的敘述，何者正確？
(A)所受的向心力維持方向一定
(B)轉動越快，所需向心力越大
(C)為等速度運動
(D)為等加速度運動
(A)所受的向心力維持方向一定
(B)轉動越快，所需向心力越大
(C)為等速度運動
(D)為等加速度運動
參考答案
答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
內容推薦
- 形聲字是由形符與聲形符組合而成。據此原則判斷，下列臺灣地名中，何者兩字皆為形聲字？(A)樹林 (B)花蓮 (C)竹北 (D)清水
- Usually, you must present a ___ to apply for funding for your research project.(A) plane (B) prop
- More and more young people try to get a job in the government or state-owned companies because o
- Ken grew up in Taichung but has lived in Taipei ___ he started university.(A) since (B) for (C)
- ※隋唐時代，中外貿易繁盛，唐代政府為了有效管理海上貿易而設置「市舶司」請問：【題組】唐代的「市舶司」設於何處？(A)長安 (B)洛陽 (C)廣州 (D)建康。
- 秦始皇統一六國後，執行「書同文」的政策，以什麼作為官方標準字體？(A)大篆 (B)小篆 (C)隸書 (D)楷書
- After having replaced the _____ part, the machine functioned well again.(A) insufficient (B) devi
- We need to ___ the two databases together.(A) merge (B) compete (C) rate (D) inhabit
- 下列何者不是慣性作用？ (A)抖動衣服去掉灰塵(B)搖動果樹使成熟果實掉落(C)用力甩掉手上的水珠(D)發射大砲時砲身後退
- 【題組】魏晉南北朝時期，道教一度成為哪一國的國教？(A)西晉 (B)東晉 (C)北魏 (D)北周。
內容推薦
- He slipped and fell ___ again.(A) to (B) for (C) down (D) around
- 以標點符號的作用來看，下列哪一句表達的意思是「可以臨時停車」？(A)駕駛等，不得於此臨時停車 (B)駕駛等不得於此，臨時停車(C)駕駛等，不得於此，臨時停車 (D)駕駛，等不得，於此臨時停車
- 「風靜了，我是／默默的雪。他在／敗葦間穿行。好落寞的／神色，這人一朝是／東京八十萬禁軍教頭／如今行船悄悄／向梁山落草／山是憂戚的樣子」上引楊牧新詩的題材取自某部中國古典小說，這部小說應是 (A)三國演
- 小雯駕車在筆直的高速公路上以 公里／小時等速行駛，當他看見收費站而踩煞車，經過 5秒後停止在收費站前，則車子的平均加速度應為(A) (B) －(C) (D)
- Sandra wishes she ___ a more successful lawyer.(A) is (B) are (C) was (D) were
- The best way to determine the slope’s stability is ___ the area.(A) would explore (B) by explorin
- 小明從高職畢業後，急欲找工作，寫了很多求職信。信中不能用下列哪個詞語來自稱？(A)在下 (B)敝人 (C)不才 (D)足下
- It’s a common regulation that hotel guests have to ___ before noon.(A) check out (B) go out (C)
- “Someone called when you were out and here is the ___.”(A) massage (B) message (C) saying (D) sa
- As soon as you ___ the assignment, you’ll feel more relaxed.(A) complete (B) completes (C) comple
- During the ___ the Earth’s shadow will slowly cover the moon.(A) solar (B) eclipse (C) dementia
- We regularly ___ for government contracts in a number of different markets.(A) compete (B) compe
- Are your new ___ friendly?(A) guitars (B) reciprocals (C) associates (D) melodies
- The boss wants you to finish the plan ASAP.” ASAP means(A) as short and plain (B) as soon as pos
- The next presidential ___ in Taiwan will be in 20(A) election (B) selection (C) direction (D)
- “I was in the basement and there was no ___, so I couldn’t call you back.”(A) data (B) signal (C
- 下圖為方位示意圖，請問圖中「甲」應為哪個方位？ (A)東方 (B)西方 (C)東北方 (D)西北方。
- The company ___ the management of its archives, but has been unable to do so.(A) is outsourcing
- If the recruits are trained properly, they ___ at their new jobs.(A) had to excel (B) should exc
- 下列歷史人物的敘述，何者錯誤？(A)林獻堂：期盼能成立民選的臺灣議會，來監督、制衡臺灣總督府(B)蔣渭水：領導臺灣地方自治聯盟，主張地方議員應由人民直接選舉產生(C)田健治郎：日治時期首任文官總
- 右圖為一汽車在直線道路上行駛的速度與時間關係圖，則該車在此30秒內的平均加速度為(A) 1 (B) 0 (C)－0.5 (D)－2
- Under this policy, coal-based power will slowly ___ into history.(A) recede (B) recedes (C) rece
- The generation facility at the hydro power plant is an amazing sight ___.(A) have beheld (B) beh
- 地理大發現後，西方傳教士跟隨商人的腳步東來，並將天主教傳入中國。有關這段史事的發展，何者敘述是錯誤的？(A)傳教士促進東西方的文化交流，直到雍正皇帝禁教才中斷(B)湯若望不僅制定進步的時憲曆，並
- 自 1950 年起，美國提供十餘年的經濟援助給臺灣，奠定日後經濟發展的基礎。請問美國對臺灣提供經濟援助與下列哪一事件的發生有關？(A)國共內戰 (B)韓戰 (C)越戰 (D)以阿戰爭