ΘΕΜΑΤΑ ΟΕΦΕ 2014 -...
date post
23-Apr-2017Category
Documents
view
218download
0
Embed Size (px)
Transcript of ΘΕΜΑΤΑ ΟΕΦΕ 2014 -...
:
:
: 4 2014
: 2
1-4 .
1. H x
:
. x
, .
. .
. .
. .
5
2. m B
. , :
. .
. .
. .
. .
5
3. :
. .
. .
. .
. .
5
1
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text 2014
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
4. :
. .
. .
. .
. .
5
5. , , ,
.
. -.
. .
. .
. , , .
. , .
5
1. ,
.
(1) :
. 0 m
. 50 m
. 100 m
.
2
.
3
2
karxriTypewritten Text
karxriTypewritten Text 2014
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
(2) :
. s
m0 .
s
m5 .
s
m10
.
2
.
3
2. m,
(x=0) xx.
1: F
(). x=x1.
2: F
(). F
x=x1.
F
x x
0x =
x
0F3
F
1x
x
0F3
1x
0F2
0F
F
3
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text 2014
x=x1, :
. 1.
. .
. 2.
.
2
.
5
3. ,
.
F,
30=
, 1.
, 1.
,
30=
2, , 2.
:
. 1
2
1= .
3
1
T
T
2
1= . 3
T
T
2
1=
.
2 .
6
: 2
130
= 2
330
=
1 1=20m. 2 m2=5Kg 1, =0,6 =0,8 2.
F
1
F
2
4
karxriTypewritten Text
karxriTypewritten Text 2014
2 =0,5. .
, :
1. , 1 .
5
2. 2 .
6 3.
, 2
1
.
5
4. .
4
5. 2 .
5
: g = 10m/s2.
:
.
.
H1
H2
1
2
5
karxriTypewritten Text
karxriTypewritten Text 2014
m=2Kg t=0 x=0
Ox .
F
.
=0,1.
3 : (x-t), (F-t) (-t), .
)m(x
)s(t
)s(t
)N(F
)s(t
)s/m(
6
karxriTypewritten Text
karxriTypewritten Text
karxriTypewritten Text 2014
1. , .
4
2. .
3
3. F
,
0-1s 2-4s ( 4)
F-t 0 4s ( 3).
7
4. :
1. t=1s ( 2),
2. 1-2s 2-4s ( 6)
: 3. x-t
0 4s. ( 3).
11
: g = 10m/s2.
7
karxriTypewritten Text
karxriTypewritten Text 2014
karxriTypewritten Text