Предмет: Физика, автор: Сергеевна2

Какую работу совершает человек при перемещении ящика массой 25кг на расстояние 20м?

Ответы

Автор ответа: Viktoria100605

Ответ:

A=F•S (сила на расстояние)

A=70•400=28000Дж

Объяснение:

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: ЛёЛеЧка2000

Choose the right tense form to make the sentences complete (past simple, past progressive or past perfect).
1. Andrew (ask) if John (see) any skyscrapers. 2. While the tailor (measure) him, Mr Brown (try) to be calm. 3. They (shoot) in the forest when John (arrive). 4. We (be) sure they (finish) their work by ten. 5. She (work) as a nurse in 1998. 6. Who (watch) television when Dad (come) in? 7. What (happen) next? 8. Nobody (know) what (happen). 9. I (not, know) when Mrs Padley (be) born. 10. When Nick and I (meet), he (write) a very interesting project.

1 год назад

Предмет: Английский язык, автор: Anar55

ПОМОГИТЕ ПЛИЗ.напишите 3 предложения о своем будущем доме на английском.

1 год назад

Предмет: Английский язык, автор: ЛёЛеЧка2000

Open the brackets to make the story complete.
Long, long ago, in the days when magic was still in some use, an old Wicked Witch (1. put) a King's son under a spell.[1] She (2. shut) him in a great iron Chest. Then, with the help of her magic she (3. hide) the Prince, Chest, and all, in the middle of a lonely forest. No one (4. know) what (5. become) of the Prince. The Prince's father (6. send) men far and wide but they (7. can, not) (8. find) him. Year after year the Chest (9. stand) there in the great wild forest.
It so (10. happen) that a King's daughter (11. lose) her way in that forest. She (12. walk) for nine days and suddenly she (13. see) some strange Chest (14. stand) in front of her. She also (15. hear) the Chest (16. speak). The Chest (17. want) (18. know) where the girl (19. come) from and where she (20. go). She (21. answer) she (22. lose) her way. The voice from the Chest (23. say) it (24. help) the girl if she (25. promise) (26. come) back and (27. marry) him. She (28. agree).

1 год назад

Предмет: Математика, автор: EveChan

Выполните действия
а) (6-3 5/12)-(3-1 1/12)
б) (5-2 7/19)-(4-3 2/19)
в) (7-3 7/11)-(4-2 3/11)
г) (8-4 13/20)-(6-5 3/20)

8 лет назад

Предмет: Алгебра, автор: Lolaaaaaaaa1110102

Решите уравненение.
X^2+2//3 + 3x-1//2 = 5x+3//4

// - это дробь
Решите пожалуйста !!

8 лет назад