18-расмдаги одам, велосипед, автомобил, поезд ва самолётни тезликларини м/сек га айлантиринг

l = ?
Echish: = n/T=2/3 Hz, , bundan,

Berilgan : l₁= 4l
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T₁/T = ?
Echish: , , Bular nisbatidan, marta .







Berilgan : T= 1 sek
v = 0,1 m/sek
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 = ?
Echish: =vT = 0,1*1=0,1 m

Berilgan : = 1,2 m
v = 2 m/sek
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 = ?
Echish: T =/v= 1,2/2=0,6 sek

Berilgan :  = 0,5 Hz
 = 1,8 m
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v = ?
Echish: v== 1,8*0,5=0,9 m/sek

Berilgan :  = 245 Hz
 = 1,4 m
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v = ?
Echish: v== 1,4*245 = 343 m/sek

Berilgan : v = 343 m/sek
 = 2,5 m
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 =?
Echish: =v/ =343/2,5=137,2 Hz

Berilgan :  = 2,5 kHz = 2500 Hz
v = 343 m/sek
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 = ?
Echish:  = v/ = 343/2500 = 0, 1372 m = 137,2 mm