Ταδυοτραίνα
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Transcript of Ταδυοτραίνα
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. .
L = 210 m . .
7 s .
6,4 s.
. .
:
B M .
7 s :
. . 30 (1)B M B M B ML m
t t Lt s
+ = + = + =
( ) . :
MM B
B
f f
+=
. M M B BN f t f t= = :
340 6, 4 7340
M MB M B B
B B
f t f t
+ + = =
( ) ( )340 6, 4 7 340M B + =
2176 6, 4. 2380 7.M B + = 7. 6, 4. 204 (2)B Mm
s + =
(1) (2) 10M ms
= 20B
m
s =
.
.
