Biomedische Fysica 2020 -2021
KINEMATICA
1- a ✗ = 500M ✓ = V0 .
a- t
t = IS 11.25 = 0 .
a. 3
✓ =
40,5km/h = 11.25 M /5 a = 3.75M / 52
b ✗ = V '
t 500 -
33.75 = 466.25 m 41 . 44 + 3 = 44.445
✗ = 11.25 •
3 ✗ = ✓ •
t
✗ = 33.75M 466.25=11.25 '
t
1- = 41.44
35 41.445
33.75m 466.25M
c ✓ = ✓ =
5€ = 10.87 M /S
☐ t 46
2 a ✓
wagen
: 17.78 MIS ✗
wagen
= ✗ Politie
A politie : 4.5M / SZ 17.78 t = 2.25 tz
2
2. 25 t -
17.78 t =
0
wagen :
✗ = v. t t (2.25-1-17.78)=0
✗ = 17.78 '
t 2.25 t = 17.78
t = 7.9s
Politie :
✗ = tz -
a- tz
✗ = tz '
4.5 .
-12
2
✗ =
2.25 t
b ✗ = v. t
✗ = 17.78 -
7.9 = 140.5 M
c a = 4.5m /52 ✓ = V0 1- a. t
✗ = 140.5 m ✓ = 4.5 '
7.9 =
35.55m /5
t = -7.9 S
3 a ✓ =
2-9.81-0.91 = 4.2 M/s
" " = " .
Y
=
0.9m 4.22 =
2 .
a. 0.3
17.64 = 0.6 a
a = 29.4m /52
4 a ✓= 12M /5
-00 0=70 t 12 -
t _
1-2 '
9.81
.
tz
/
7- om -4.905 -12 + 12 t t 70=0
-
12
-
✓ 122 -
4 .
-4.905.70 = 5.2 S
2. 4.905
b
✓ = Vo -
9 .
t
✓ = 12 t
9.81 -
5.2
✓= 39 m /S
, t
y ✓ a.
c = -
0 12
g. 81 t
'
= -
t = 1.22
Ç|
" " "
V0 t É tz
Y yo + a-
= +
- .
y = 0 + 12 '
1.22 t 1-2 .
9,81 '
1.222 7- om
7.35 M
y
=
2- 7 . 35 = 14.7 M
14 .
7 t 70=84.7 M
5 a i Projectiel beweging dus
ivm horizontaal is eenparig rechtl nig
900
-
-55mF's Í
v. t t V0 t tz tz
✗ o +
y yo g
_
✗ = = ' - -
30 t 2.4 tz 9.81 0.42
12
Y
-
= '
= . '
t = 0.45 = 1.6M
Ja de bal gaat ,
over het net
'
b yo Vo t -2 tz
y g.
= +
- - -
2
0 = 2.4
-
tz -
g. 81
.
t
t = 0.75
✗ = ✗ o t V. t
✗ = 30 .
0.7 =
21 M
6 a A
F;
- - - . . . .
. .
v
'
53°
730 M ,
in d
cos 53 ( ) V0 t
'
tz
y yo + + -2
g-
= . - .
0 = 730 -
( 05153) •
V0 .
5 -
1-2 '
9.81
-
52
0 = 730 -
3.01 • V0 -
122.625
0 = 607 375 .
-
3.01 °
V0
V0 = 201 . 79 m /S
b × = ✗ o + sinus) • Vo -
t t t -
a .
tz
= 0 t Sin (53) 201.79 5 t 0
. •
✗
✗ = 806
ËË
tz
'
' a V0 t
yo + + -2
g-
- = . -
ËË
"
0 = 2.75 + 0 t tz 9.81 . -
t
2
.
t =
0.7495
.
„„
✗ = ✗ o + Vox -
t
4. 10 = 0 t Vox '
0 . 749
Vox =
5.5M /S
?⃝ ij
ij
mij