Предмет: Физика, автор: dshleg

Луч переходит из воздуха в каменную соль n=1,54. Определите угол падения луча, если угол преломления равен 24градусам

Ответы

Автор ответа: sokolovvovikn

2

sina/sinb=n sina=n*sinb=1,54*0,406=0,626

a=arcsin(0,626)=39 градусов

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: moldirtokenova2

Register b) 11.4.1 11.45 11.53 11.5.4 Read the model answer for Ex. 2a. Replace the informal bold phrases (1-7) with their correct formal equivalents (a-g). Dear Mr White, 1) I thought I'd drop you a line to invite you as a guest speaker to give a talk to Year 11 students at a Science Week to be held at our school in Almaty. 2) We'd love it if you would say yes. The Science Week will take place from the 11th to the 15th February on campus in Almaty. 3) It's up to you what you talk about. However, it should be science-related. 4) We picked you to give a talk because we admire and respect your work. 5) Also, you're really famous and therefore your presence would be inspiring to the students. 6) Ask me anything you want to know I genuinely hope that you will accept my invitation. 7) Can't wait to hear from you. Yours sincerely, Ulan Aliyev c а á If you have any questions, do not hesitate to ask. b The topic of your talk would be entirely your decision. ( We specifically asked you d I look forward to hearing your response. e I am writing f We would be honoured if you would accept. 9 Moreover, you are an eminent scientist C

5 лет назад

Предмет: Математика, автор: Аноним

СРОЧНО hellpppp ПОМОГИТЕ

5 лет назад

Предмет: Алгебра, автор: bassboostedraynone

Представьте выражение в виде степени с основанием x

5 лет назад

Предмет: Математика, автор: 1112200

за 5 кг сахара заплатили 142 р 50 к килограмм риса на 4 р 20 к дороже килограма сахара расчитай стоимость 4 кг риса

8 лет назад

Предмет: Биология, автор: kuvaeva59

вставте пропущеные слова 5 класс 1 глава Биология это...

8 лет назад