Предмет: Физика, автор: marktkachenko1

Помогите пожалуйста.
Уравнение движения гармонического колебания x =0,02cosПt. Определить частоту период амплитуду

Ответы

Автор ответа: improoove
0
Амплитуда 0,02
Частота П
период T=1/П
Автор ответа: improoove
0
период = 2П/П=2с
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Daniel Defoe was born in London in 1660_ He was a novelist, journalist and poet.
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( Read the text and answer the following questions. )

1 Why did Daniel Foe start calling himself Daniel Defoe?
2 How many children did Daniel Defoe have?
3 What were Defoe's first writings about?
4 What happened to Defoe in 1713?
5 How long did Robinson Crusoe live on an island?
6 Who sometimes visited Robinson's island?

( Are these sentences true (T) or false (F)?)

1 Daniel Defoe didn't get any education.
2 Daniel Defoe was always good at his job.
3 Defoe's journal was full of articles against the government.
4 Defoe stopped writing his journal when he was put in prison.
5 Friday learned English from Robinson Crusoe.
6 Robinson Crusoe left Friday on the island and returned to England.
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Если не знаете ответ, то прошу пройти мимо.
Ибо пожалуюсь модераторам.
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