09_

Page 1

1

.

A.

.

1. .

. 2. . . . .

. 80 m

80 m.

. 160 m

.

:

µ

:

3. (t)

:

( -t)

. . . . 200m

4.

20s.

: . . . .

4x5=20 .

B. 1. 2.

36 m/h

10 m/s.

. 3.

– .

4.

.

5. .

5x2=10


2

= 4 m2 s

= 20 m s

t=0

t1=6s. t2=4s.

.

a)

10s

b) . –

c)

8

12 ( -t)

( -t)

.

15

3 . (m/s) 40

16 20

0

2

4

6

8

10

12

14

16

18 20

t (s)

.

a)

15

( -t).

b)

8

c) .

12

2 )

4

. 2 1=4m/s , Âľ

, t1=4s.

,

,

.

t1=4s 2=

2

- 2m/s .

to=0 75m 0,5s.


a) . b)

µ

.

20 15


Turn static files into dynamic content formats.

Create a flipbook
Issuu converts static files into: digital portfolios, online yearbooks, online catalogs, digital photo albums and more. Sign up and create your flipbook.