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, , , :

1. , .

2. , , .

3. , , , .

4. , .

5. - .

6. , , , .

7. .

8. , ( ).

 

.

 

  . . . . . . . . .
  . . .
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  , . , . .
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  . .
  . .
  -.
  . .
  . . .
  . . . . . .
  . . .

 

1. ?

. .

. .

4.

. .

----------------------------------------------------------------------------------------------------------

2. ...

. .

. , .

. .

.

-------------------------------------------------------------------------------------------------------------

3. , . . , , , 1, 2, 3 4 ? , , ?

 

. 1.

. 2.

. 3.

. 4.

 

--------------------------------------------------------------------------------------------

4. . , , S = S(t) .

. 10 /.

. 2 /.

. 5 /.

. 5 /

------------------------------------------------------------------------------------

5. . υ = υ(t). ?

 

 

. .

. .

. .

. .

 

.

6. -

18 /. ,

; 480 ?

. 96 .

. = 27.

. = 27 .

. 8640.

------------------------------------------------------------------------------------------------------

7. . . ?

. 1 /2

. 2 /2.

. 4 /2.

. 6 /2.

 

 

--------------------------------------------------------------------------------------------------------------------------------------

8. , .

 

 

. 0.

. 10 .

. - 10 .

. 20.

---------------------------------------------------------------

9. , .

 

. 0,5 /.

. -10 /.

. 10 /.

. 20 /.

-------------------------------------------------------------

10. . . , .

 

 

. υ = 2 + 2 t;, /.

. υ = 2 + t, /.

. υ = 4 + t, /.

. υ = 42 t, /.

 

11. . , , ? , , .

. .

. .

. .

. .

----------------------------------------------------------------------------------------------------------------------

12. υ. , . , ()?

. , . 16.
. , . 26.
. , . 36.
. , . 46.

 

 

----------------------------------------------------------------------------------------------------------------------

13. . υ = υ (t). , ?

 

. .

. .

. .

. .

 

----------------------------------------------------------------------------------------------------------------------

14. . v = V(^). [ (.6) F = F (t)

 

 

. 1.

. 2.

. 3.

. 4.

 

15. . 105 . ?

. 0.

. 50 .

. 105 .

. 210

----------------------------------------------------------------------------------------------------------------

16. , , ?

. .

. .

. .

.

-------------------------------------------------------------------------------------------------------------------

17. R0 . , , R0 ?

. F.

. F.

8. F/3.

. F/9.

-------------------------------------------------------------------

18. . . ?

 

. ≈ 0,3.

. ≈ 0,5.

. 1.

. 3.

 

 

-----------------------------------------------------------------------------------------------------------------------------------------

19. 200 -[ . (. .) F = F (t) , ?

 

 

. 15 /2.

. 3 /2.

. 0,5 /2.

. 6 /2

 

20. 1, (. .). , 2, , ?

 

 

. 5.

. 20.

. 2,5.

. 10.

 

21. . = (). ?

 

. 3 .

. 5 .

. 15 .

. .

-----------------------------------------------------------

22. . ? 650 /3, 11 350 /3.

. .

. .

. .

. .

-----------------------------------------------------------------------------------------------------------

23. 0,5 1 ) 7 8 /. ? ?

. 3,5 /; .

. 3 /; .

. 3 /; .

. 7 /; .

------------------------------------------------------------------------------------------------------------

24. 20 6 . .

. 36 .
. 120

. 3,6 .

. 1,2 .

-------------------------------------------------------------------------------------------------------------------------

25. . 400 1 3. 1 3?

 

. 6000 .
. 600

. 6 .

. 0 .

 

 

26. . = (t). ?

 

.100 .

. 10 .

. 1600 .

. 0,1 .

 

 

--------------------------------------------------------------------------------------------------------------------

. ( 27 28) = ().

 

27. 3 ?

. 0.

. 100 .

. 0 100 .

. 200 .

----------------------------------------------------------------------------------------------------------------

 

28. , () .

 

. ≈ 2,2- 105 /.

. ≈ 3330 /.

. 100 /.

. 310-2 /.

 

-----------------------------------------------------------------------------------------------------------------

29. 0,05 1,5 , .. 4? .

. 0,75

. 0,5

. 0,25

. 0

 

 

30., , . .

 

 

. 1

. 2

. 3

. 4

------------------------------------------------------------------------------------------------------------------------

 

31. ...

. .

. ().

. .

. .

. ( 3234) , , = (t)

-----------------------------------------------------------------------------------------------------------------

32. , .

. .

. 4 .

. 2.

. 8 .

 

-----------------------------------------------------------------------------------------------------------------------

33. ,

.

. 4 .

. 8 ..

. 2.

. .

 

-----------------------------------------------------------------

34. ,

.

. 4 .

. 2 .

. ≈ 0,3 . ;

. 0,5 .

 

35. . ? l1=l2

. 1>2.

. 1 = 2

. 1< 2

. 1 = 2 =0

--------------------------------------------------------------------------------------------------------

36. 1 ? 9,81 /2.

. 0,5.

. 2.

. 0,3.

. = 3.

---------------------------------------------------------------------------------------------------

37. 200 , 0,05 /?

. ≈ 13 .

. ≈ 25 .

. ≈ 524.

. ≈ 3,1 .

--------------------------------------------------------------------------------------------------------------------

38. , .

. 4 .

. 2 .

. 1 ..
. 6 .

 

--------------------------------------------------------------------------------

39. , .

. 1 .

. 2 .

. 4 .

. 6.

 

---------------------------------------------------------------------------------------------------------------

40. , 200 . 1450 /.

. 290.

. 7,25.

. 200.

. 38 .

 





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