2.4 Flashcards

1
Q

F kaava

A

F=IlB

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2
Q

l=

A

johtimen pituus

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3
Q

magnetissä käämin vaikuttava momentti M=

A

M=NIBAsinalpha

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4
Q

N=

A

=silmukohdan lukumäärä

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5
Q

I=

A

Virta käämissä

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6
Q

U=

A

U=jännite

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7
Q

A=

A

käämin silmukan ala ja alpha

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8
Q

B=

A

B=tiheys yksikk tesla

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9
Q

nT

A

=10*^-6

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10
Q

ympyrän lakelmat

A

pi*r^2(halkaisija jaetaan kahdella)

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11
Q

kun käämi on kohtisuorassa kenttä sin alpha

A

on aina 90 astetta

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12
Q

cm muutetaan aina esim NIBA.. laksuissa

A

metriksi

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13
Q

mT muutetaan luvuiksi esim 1mT

A

0,001T:ksi

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14
Q

kun painovoima esiintyy tehtävässä ja mainitaan vain B, l ja m lasketaan

A

(m*putoamiskiihtyvyys (9,81)) /l’B

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15
Q
A
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