Từ nhà máy thủy điện người ta truyền đi một công suất 10 MW dưới hiệu điện thế 500 kV. Công suất hao phí trên đường dây bằng 200 kW. Điện trở của đường dây truyền tải bằng: * A. 500 Ôm. B. 200 Ôm. C. 100 Ôm. D. 250 Ôm.

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Giúp mk vs mọi người, thanks hứa vote 5* và cllhn Ex 2: Complete the sentences using adj –ed or adj-ing below . 1. moved/ moving -The film was so moving -I was deeply moved by the film. 2. terrified/ terrifying -Both of us were _______________ of that violent scene. -That violent scene was _______________. 3. tired/ tiring -Going shopping all day makes me feel_______________. -Going shopping all day is _______________. 4. interested/ interesting -Jim’s _______________ in reading books. -Jim finds reading books_______________. 5. fascinated/ fascinating -Jane sometimes has many _______________ ideas. -We are _______________ by Jane’s ideas. 6. depressed/ depressing -The weather was _______________ yesterday. -The weather made me fell _______________yesterday. 7. annoyed/ annoying -His tone of voice is so _______________ -I am so _______________ by his tone of voice. 8. shocked/ shocking -His latest news was _______________. -We were _______________ at his latest news. Ex 3: Choose the best answer 1. Are you (interested/ interesting) in classical music? 2. I always feel (exhausted/ exhausting) after long working hours. 3. The movie I saw last night was (excited/ exciting). 4. I find it (astonished/astonishing) you didn’t like sci-fi movies. 5. My sister easily gets (embarrassed/ embarrassing). 6. Tom, you look (tired/ tiring). What have you done? 7. I think all my teachers are (amazed/ amazing). I love them very much. 8. Last week, my father threw a (surprised/ surprising) party to celebrate my birthday. 9. I didn’t find the jokes at all (amused/ amusing). 10. Last year, I had a really (terrified/ terrifying) experience at the camp site. 11. I never find reading books (bored/ boring). 12. His wife looked (astounded/astouding) at the news. 13. Ann was (thrilled/ thrilling) to bits that she got the job. 14. This complicated system really makes me (confusing/confused). 15. The film was terribly (disappointed/ disappointing).