Amper, Volt Flashcards

1
Q

aku znacku a zakl. jednotku ma el. prud

A

znacka I

jednotka Amper

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2
Q

ako vypocitame el. prud

A
I = Q : t
1A = 1C : 1sek
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3
Q

ako sa nazyva meradlo el. prudu

A

Ampermeter

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4
Q

aku znacku a zakl. jednotku ma el. napatie

A

znacka U

jednotka Volt

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5
Q

ako sa nazyva meradlo el. napatia

A

Voltmeter

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6
Q

v kovovom vodici posobenim el. sily dochadza k

A

uvolnovaniu elektronov z vonkajsej vrstvy

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7
Q

ako nazyvame uvolnujuce sa elektrony

A

volne elektrony

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8
Q

ake pohyby vykonavaju volne elektrony

A
  1. neusporiadany - tepelny

2. usmerneny - vytvara vo vodici el. prud

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9
Q

rychlost usmerneneho pohybu sa udava v

A

mm/s

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10
Q

s cim suvisia tepelne ucinky el. prudu

A

s pohybom castic v latke - zohrievaju sa vodice

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11
Q

do akej miery sa vodice prechodom el. prudu zohreju zavisi od

A

dlzky, hrubky, vyrobnej latky vodica

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