如下圖，以手振動一繩子產生一連續週期波，若波的週期為 0.2 秒，如果開始時波形如下圖所示，經過 0.1 秒後質點 A 移到哪一個位置？ (A) A (B) B (C) C (D) D。

問題詳情

1. 如下圖，以手振動一繩子產生一連續週期波，若波的週期為 0.2 秒，如果開始時波形如下圖所示，經過 0.1 秒後質點 A 移到哪一個位置？

(A) A
(B) B
(C) C
(D) D。

參考答案

答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

內容推薦

市場價格會維持在 30 元嗎？如果會調整，如何調整？【4 分】
________ how much you can make. All I care about is that you are happy and healthy.(A) It doesn’t
41 Tim: I haven’t seen you for ages.Tom:____Tim: I wouldn’t have, either, if someone had not mention
50 Which of the following statements best states the main idea of the passage?(A) Human cloning
40 John: I am so confused. Pat wants to be my roommate.Mary: That’s good, isn’t it?John: Yeah, ____
49 According to this passage, which of the following is NOT a possible problem caused by human c
31 At the annual party, the Chief Executive Officer____ three department supervisors and named them
39 Lilly: Poor Paul. He’s been swamped with work these days.Kathy:____ .Lilly: Certainly. He needs a
48 Which of the following statements is NOT an advantage of human cloning mentioned in this pass
30 George was very angry because his girlfriend____ . He waited for her in the rain for over an hour

內容推薦