D DEFENINGEN CHAMILO
oefeningen golven
T =
2 , 55iX = 6 5 ,
m
X T(w
X GSm
2
= w .
= = = s
V =
0
.
84 mis :
x = 30cm = . 3m
0
w(f
X T 0 , 84mis 2 84z
y
= v .
= = = =
,
0
. 3 m
sonar
N
W
-
f = 2 kHz = 200042 i t = 4 , 355 ;
V =
1510mis
XV .
t =
4 355 1510
, .
mis = 6568 , 5 m -
afstand dat geluid aflegt (2x)
Xs
X 3284 25 m 3 , 28km
= = =
,
%
8 = 94 , 5 MHz =
94 5 142 , .
:
V =
3 10 mis
.
X = w . T = w = 3 .
108 mis = 3 , 1746m
94 5 106Hz , .
A sin
y
= . 2 .
I- *
=> 4 cm .
Sin (0 , 8t -
2 , 5x)
-
= 4 cm Sin at
.
Sin
kam ht
Een
= .
A =
4cm ↓
T = 21 x = 2π
0,8 2 ,5
, 855
= 7 = 2 , 51m
V
1 Cism 03 i s
= =
=
oefeningen golven
T =
2 , 55iX = 6 5 ,
m
X T(w
X GSm
2
= w .
= = = s
V =
0
.
84 mis :
x = 30cm = . 3m
0
w(f
X T 0 , 84mis 2 84z
y
= v .
= = = =
,
0
. 3 m
sonar
N
W
-
f = 2 kHz = 200042 i t = 4 , 355 ;
V =
1510mis
XV .
t =
4 355 1510
, .
mis = 6568 , 5 m -
afstand dat geluid aflegt (2x)
Xs
X 3284 25 m 3 , 28km
= = =
,
%
8 = 94 , 5 MHz =
94 5 142 , .
:
V =
3 10 mis
.
X = w . T = w = 3 .
108 mis = 3 , 1746m
94 5 106Hz , .
A sin
y
= . 2 .
I- *
=> 4 cm .
Sin (0 , 8t -
2 , 5x)
-
= 4 cm Sin at
.
Sin
kam ht
Een
= .
A =
4cm ↓
T = 21 x = 2π
0,8 2 ,5
, 855
= 7 = 2 , 51m
V
1 Cism 03 i s
= =
=
