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物理 高校生

(4)赤線がわからなかったので赤線の部分の詳しい解説をしてください (5)の定常波が最大振幅になるのはなぜcos=±1の時なのですか

(正弦流 に伝わる。 電 と定在濾7 = 牟れて礎 ァ[【 6 5 | の式 小のと 原点の娠動は 遅 進んでいる。 また. LET が きに進 ーッ だ 3 @⑳タ 正の向 の 9 vm 「 e 4デ で (位置* での友生ば 5 1 の う 0 6 2 原点の振動から遅 1 () 周期と振動数の 3 かかる時間 だけ ょ、波が原点から 間。。 (9) 位置*で! geでの . 了 < 刻『に / M れる。 よって, 時 六 。 交 1 an り 開先| にーー | 吉での変位に等しり。 隊26にがかる時四 p 3 に “ waかので 以三|である*^て。 Oo 人 3 _ = だけ移動し と:。細補1 6 半 に Se の位相がgずれることから, 時刻7 における位置 My財0 妥二者ける原点の変位の位相をァだ での反身渋の変位 は 半呈 けずらしたものになる 0 ン0 2 / 本 を※B 耳及2の5 +=ー sm計( 開の (2)の結果を直接用いza。 放つ s=4sm共し の ) 法は。 流がma に 軸に 0 2Z/) 2とーテ で反射して位置ヶまで Ye =4m拓にom 華は ルー) 。 回 2 W の ける反射で位相がぇ#jun に久て | で, 変位は(-條gk の ひ 24sin 2 COS 7| 2 相が反転する)。 以Et 5 呈 のァを(2ルー?)にか 2 委( -和を) 0、、 =24sm生[ の )ew の の wtyy ka 定在波とわかる。 (9 十人が最大李柱になるのは oos 人( =エ」 のときだから crc ッ=ェ24sin 浴(ー] っ 1 (1)の結果, 4ニッ7 と = を用いると のea ッー+24sm2s[計)-ェ24sinzx(き-そ) 回することもで86 =+24sim(3 1 =+24cs放> もの 放形は図4の実線または破線のようになる*Ce。

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英語 高校生

この日本語訳を教えてください! 結構難しいです!

ThOusandS Of DeODle receive new 、heartS, JungS, Hvers and kidneys from organ donorS every year. These organs give sick people the chanoe of a longer, healthier life. But do transplants also change their personality? That sounds crazy, but some scientists think that it'S true. An American professor is studying more tham 70 stories about people who got a ne or9an 一 and a new personality. Kind-hearted TLynda Gammons from Britain gave one of her kidneys to her husband, Tan. Before the operation, Tan vwas a Hittle selfish and hated nousevwork. Now he's more hard-working and he enjoys cleaning and shopping. He also loves malksimg cakes. 」 Claire Sylvia from the US was a good-natured, healthy-eating dancer before she reoeivedl a heart and lung transplant. After the operation, the first thing she wanted to eat was fried chicken, She was also more bad-tempered than jp5efore, Her donor was an impatient yound man who oved fast food. He was driving too fast and qa lcar accident. When he died, he had some of his favorite fried chicken in the car. A middle-aged American factory Worker suddenly loved classical rmusic after he had a heart transplamnt. The music helped him to feel more relaxed. Who was the donor? ム- 17-year-oleLyiolinist. Of course, there are many scientists who do not believe this theorYy. They think there are better reasons that YOur personality might change after an organ transplant. For exarmmnple, rnay happen because of the medicine that you have to take, or just because OU Were Very Sick. But the American professor SayS 穫 is best to be open-mmninded on the subiject. Many storik too strange andl have other

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