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Fizika > Garsas > Flashcards

Garsas Flashcards

1
Q

Mokslino tyrimo etapai:

A

Problema,spejimas arba hipoteze,ekspermentas,rezultatai,isvada

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2
Q

Akustika-

A

Tai mokslas apie garsa

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3
Q

Garso šaltiniai-

A

Greitai virpantys kunai

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4
Q

Garsas

A

Tai isilgine banga, sklindanti nuo virpancio kuno i visas puses

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5
Q

Garsas turi

A

Skersines ir isilgines bangad

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6
Q

Tonas-

A

Tai garsas atitinkantis kurio nors vieno daznio virpesiui

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7
Q

Tono aukstis-

A

Garso pozymis kuri lemia virpesiu daznis

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8
Q

Daznis zyminas-

A

f

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9
Q

Daznio matavimo vienetas

A

[f]= Hz

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10
Q

Nuo kiek iki kiek girdime garsa

A

Nuo 16Hz iki 20000Hz

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11
Q

Sviravimo amplitude

A

Didziausias atstumas kuriuo sviruojantis khnas nutolsta nuo pusiausvyros padeties

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12
Q

Sviravimo aplitudes matavimo vienetai

A

[Am]= 1m

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13
Q

Garso stipris pirklauso:

A

Nuo amplitudes
Kuo didesne virpesiu amplitude tuo stipresnis garsas

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14
Q

Garsis-

A

Tai garso stiprumo pojutis

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15
Q

Garsio matavimo vienetas

A

dB (decibelai)

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16
Q

Triuksmas

A

Tai netvarkingas garsas, neiprastas zmogaus klausai

17
Q

Kokia zala sukelia triuksmas?

A

Zala klausai, sukelia stresa, sukelio miego sutrikima

18
Q

Kaip isvengti triuksmo zalos?

A

Imtis priemoniu kad sumazintu triuksma
Naudoti klausos apsaugancias priemones
Pasalinti triuksmo saltini jei imanoma

19
Q

Nuo 6-18val kiek dB?

A

45dB

20
Q

Nuo 18-22val dB

A

40dB

21
Q

Nuo 22-6 dB?

A

35dB

22
Q

Aidas-

A

Garso atspindys nuo kliuties

23
Q

Garso greicio formule

A

Greitis=kelias padalintas is laiko

24
Q

Kaip zymimas kelias?

A

s

25
Q

Kaip zymimas laikas

A

t

26
Q

Aido greicio formule

A

Kelias= greitis ir laikas padalintas is 2

27
Q

Aidas zymimas

A

S

28
Q

Bangos ilgio formule

A

Bangos ilgis= greitis padalintas is daznio

29
Q

Bangos ilgis zymimas

A

Lemda

30
Q

Greitis zymimas-

A

v

Fizika (4 decks)

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