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Fisika > Noem di volgorde van em straling van laag na hoog > Flashcards

Noem di volgorde van em straling van laag na hoog Flashcards

Radiogolwe Mikrogolwe Infrarooi Sigbare lig Ultra violet X strale Gamma

1
Q

Noem di em straling van laag na hoog

A 
Radiogolwe 
Mikrogolwe 
Infrarooi
Sigbare lig
Ultra violet 
X strale
Gamma
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2
Q

Wat is n foton

A

Onverdeelbare pakkie energie waaruit lig en strale saamgestel is

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3
Q

Waarvan hang di energie van n foton af

A

Frekwensie

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4
Q

Hoe ontstaan em golwe en voortgeplant word

A

A. G. V. Versnelling van elektriese landings en word deur ruimte voortgeplant

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5
Q

Gee 5 einskappe van EM straling

A 
Nie n medium nodig ni
Dubbele aard
Transversale golf
Vorm geen golwe en pulse ni
Seine word uitgesaai
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6
Q

Hoe word klankgolwe voortgebring

A

Vibrerende klankbron

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7
Q

Deur watter medium plant klank voor

A

Vaste en vloeistowwe

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8
Q

Watter einskap van klank bepaal toonhoogte

A

Frekwensie

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9
Q

Watter einskap van klank bepaal hardheid

A

Amplitude

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10
Q

Gee 2 tipes interfensies

A

Konstruktief

Destruktief

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11
Q

Wat is ultra klank

A

Klank met n frekwensie van 20kHz -150kHz en val buite grense v menslike gehoor

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12
Q

Gee n vb van ultra ultra klank wat ni medies is ni

A

Bepaling van metale se dikte

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13
Q

Wat is golflengte

A

Afstand tussen 2 punte in fase (m)

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14
Q

Wat is frekwensie

A

Aantal heel golwe wat per sekonde beweeg (Hz hertz)

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15
Q

Wat is periode

A

Tydsduur vir 1 voledige golf (s)

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16
Q

Wat is n kruin

A

Hoogste punt van golf

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17
Q

Wat is n trog

A

Laagste punt van golf

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18
Q

Wat is n verdigting

A

Dele wat medium dele saamgedruk word

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19
Q

Wat is n verdunning

A

Dele waar medium dele uitgerltrek word

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20
Q

Wat word di + gelaaide del e genoem

A

Protrone

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21
Q

Wat word di - gelaaide dele genoem

A

Elektrone

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22
Q

Noem 2 maniere hoe n isolator elektriese landing kan kry

A

Wrywing

Kontak met n gelaaide voorwerp

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23
Q

Hoe word n voorwerp -

A

Elektrone te kry

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24
Q

Hoe word n voorwerp +

A

Verlies v elektrone

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25
Q

Wat is elektrostatika

A

Studie v statiese ladings

26
Q

Gee di wet van behoud v lading

A

Netto lading v n geisoleerde stelsel bly konstant deur enige proses

27
Q

Wat is emk v n batery

A

Totale hoeveelheid energie v.d battery aan elke coulomb lading wat deur beweeg

28
Q

Waneer is n sel pap

A

As chemise reaksie in sel wat energie verskaf voltooi is

29
Q

Wat is potensiaal verskil tussen 2 punte

A

Hoeveelheid energie oorgedra per lading (1C)

30
Q

Elektriese stroomsterkte

A

Tempo van lading

31
Q

Onderskei tussen elektro stroom en konvensionele stroom

A

Ks~+na -

Es~-na+

32
Q

Noem 2 soorte ladings

A

Gelyksoortig

Ongelyksoortig

33
Q

Kan protrone beweeg

A

Nee

34
Q

Watter medium kan lading stoor

A

Isolators

35
Q

Noem 3 hoof komponente van n stroom

A

Bron v energie
Geleier
Toestel

36
Q

Doel v n battery

A 
#gee energie aan ladings in geleir
#chemiese energie-elektriese energie
37
Q

Waar besit elektrone n hoe elektriese potensiele energie

A

Negatiewe pool

38
Q

Wat beinvloed weerstand

A 
Van n geleir:
#Lengte
#Dikte
#Temp
#soort
39
Q

Wat is n geleir met n hoe weerstand

A

Resistor

40
Q

Wat is foto elektriese efek

A

Ultra violet veroorsaak dat elektrone uit somige metale kom

41
Q

Wat is om di magneet veld v EM golwe

A

Elektriese veld

42
Q

Wat word magnetiese en elektriese velde saam genoem

A

Regenerende velde

43
Q

Noem di volgorede v spektrum van lug

A 
# rooi
#Oranje
#Geel
#Groen
#Blou
#Indingo
#Violet
44
Q

Vb en nadeel van infrarooi

A

Vb. Son

N. Deur soldate in nag gebruik

45
Q

Vb en nadeel van sigbare lig

A

Vb. Gloeilampe

N vel kanker

46
Q

Vb en nadeel van UV

A

Vb. Son

N. Oe word beskadig

47
Q

Watse golf is klank

A

Longitudinaal

48
Q

Def. Eggo

A

Gereflekteerde klank as aperate klank na stilte hoor a. g. v weerkaatste golwe op oppv

49
Q

Def. Weergaliming

A

As di weerkaatsende oppv nader is en eggo net op oppv

50
Q

Def. Gehoor drumpel

A

Sagte klank wat di menslike oor kan joor en is 0 op di db skaal

51
Q

Def. Polarisasie

A

Proses as ladings in n neutrale voorwerp geskei word i n + en -

52
Q

Def. Kwantisering

A

N voorwerp het n elektriese lading wat n heelgetal veelvoud is v. d elektron lading

53
Q

Def. Difraksie

A

Buig v golwe om kante v opening

54
Q

Def. Puls

A

Enkele versteuring wat van 1 punt na n ander voortgeplant word

55
Q

Def. Transversale puls

A

Rigting v versteuring is loodreg op di voortplantings rigting

56
Q

Golf

A

Reelmatige opeenvolging van pulse

57
Q

Longutidinale golf

A

Waar versteuring ewewydig aan voortgeplantings rigting is

58
Q

Interfensie

A

2 of meer pulse in dieselfde ruimte en tyd op mekaar inwerk

59
Q

Konstruktiewe interfensie

A

Ontmoeting v 2 pulse aan dieselfde kant

60
Q

Destruktiewe interfensie

A

Ontmoeting van 2 pulse aan teenoorgestelde kante

61
Q

Beginsel v superponering

A

As 2 pulse = by dieselfde punt ontmoet is die verplasing di som v. d verplasing v n puls

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