-
частота колебания звука в морской воде 500 Гц Найдите СКОРОСТЬ звука если длина волны 3 м-
Предмет:
Физика -
Автор:
octavio8fcn - 5 лет назад
-
Ответы 1
-
V=l/T ; l - длина волны, T- период (аналогия - механика V=S/t)v - частота: v=1/T => V=l*v = 1500 (м/с)
-
Автор:
adriana23 - 5 лет назад
-
0
-
-
Добавить свой ответ
Еще вопросы
-
После покупки пакета акций, владелец разделил его на две неравные части. Акции первой части он продал на 10%, а акции второй – на 20% дороже их первоначальной цены. В результате его прибыль составила 13%. Сколько процентов всех акций составила первая часть пакета?
-
Предмет:
Математика -
Автор:
sarabray - 5 лет назад
-
Ответов:
1 -
Смотреть
-
- пружина удлиняется на 2 см если подвесить к ней груз массой 4 кг Вычислите потенциальную энергию растянутой пружины
-
Read and choose the correct form of the verb.1.Anton's company were/was founded last year.2.The crowd was/were watching the accident.3The government have/ has taken a serious decision.4.As a rule, the crewof the plane consist/consists of 4 members.5.- Why didn't you come to the party?-It was/were cool!.6.We enjoyed our picnic greatly: the company was/were not only eating and drinking,but playing sports and singing to the guitar.7.The jury consist/consists of 12 people.8.The audience were/was not unanimous:some people enjoyed the concert,others dislike it very much.9.The traffic is/are very heavy in this street.10.The jury is/ are listening to the judge attentively.11.When I came, the auditorium was empty.All the class was/were at a school meeting.12.The flight was not difficult;the crew wasn't/weren't very tired except the pilot.
-
Предмет:
Английский язык -
Автор:
jeremyruiz - 5 лет назад
-
Ответов:
1 -
Смотреть
-
-
Read and choose the correct form of the verb.1.Anton's company were/was founded last year.2.The crowd was/were watching the accident.3The government have/ has taken a serious decision.4.As a rule, the crewof the plane consist/consists of 4 members.5.- Why didn't you come to the party?-It was/were cool!.6.We enjoyed our picnic greatly: the company was/were not only eating and drinking,but playing sports and singing to the guitar.7.The jury consist/consists of 12 people.8.The audience were/was not unanimous:some people enjoyed the concert,others dislike it very much.9.The traffic is/are very heavy in this street.10.The jury is/ are listening to the judge attentively.11.When I came, the auditorium was empty.All the class was/were at a school meeting.12.The flight was not difficult;the crew wasn't/weren't very tired except the pilot.
-
Предмет:
Английский язык -
Автор:
calliepeters - 5 лет назад
-
Ответов:
1 -
Смотреть
-
Топ пользователей
-
Fedoseewa27
35934 -
Askold
2792 -
Pikachu
2228 -
hobbesbowers
2116 -
kaylynnbarron676
1818 -
女fei
1240 -
yulia-kaplina
1158 -
Poinntt
946 -
Bars
930 -
Queenmagic18
770
How much to ban the user?
1 hour
1 day
100 years