Fт = mg
Fт = 1300 * 9,81 = 12753 Н
по Третьему закону Ньютона F12 = -F21
силы с которыми и земля и автомобиль действуют друг на друга имеют равные модули , но противоположные направления и лежат на одной прямой
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Объяснение:
1. My brother to the cinema last Sunday.
a) go
b) went
2. … you doing your homework now?
a) Are
b) Do
3. They will … football tomorrow.
a) play
b) played
4. We … breakfast together every morning.
a) have
b) has
5. … Bob often watch TV?
a) Does
b) Will
6. She drew a picture … .
a) today
b) yesterday
7. My mum usually … dinner.
a) is cooking
b) cooks
8. My friends … to the zoo last month.
a) went
b) go
9. What day … it today?
a) is
b) was
10. … you read a book every day?
a) Do
b) Are
11. I … my friend next week.
a) will meet
b) met
12. Ann … ice cream.
a) likes
b) like
13. We … happy last Sunday.
a) were
b) are
14. Listen! Katya … singing a song.
a) is singing
b) sings
15. I am going to the shop.
a) yesterday
b) now
Объяснение:
F=m×g= 1570 × 10 = 15700H = 157кН