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Formula asas elektrik yang berguna

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harimaumalaya
Pomen D.I.Y

Joined: 18 Jan 2007
Posts: 1474

Formula asas elektrik yang berguna

V = Voltan
I = Arus
R = Rintangan

V = IR

R = V/I
I = V/R

--------------------------------------

P = Kuasa (Watt)

P = VI
P = (IR)I
P = V(V/R)

Thu Jan 18, 2007 9:02 pm

milo
Pomen D.I.Y

Joined: 18 Jan 2007
Posts: 92
Location: Utara

Untuk LED

Tatau nak guna perintang brapa Ohm?
Tak hafal kaler perintang?
Taktau nak guna 1/2 (half) atau 1/4 (quarter)?
Aku pun tatau.. Very Happy

mai klik sini :

http://led.linear1.org/1led.wiz (satu LED)
http://led.linear1.org/led.wiz (banyak LED)
_________________
~ rotary bike anyone? ~

Sun Jan 21, 2007 10:11 pm

racingnerd

Joined: 20 Jan 2007
Posts: 47

Re: Untuk LED

quote:
Originally posted by milo:
Tatau nak guna perintang brapa Ohm?
Tak hafal kaler perintang?
Taktau nak guna 1/2 (half) atau 1/4 (quarter)?
Aku pun tatau..

mai klik sini :

http://led.linear1.org/1led.wiz (satu LED)
http://led.linear1.org/led.wiz (banyak LED)

puiyohhh....dia kirakan! Exclamation

Mon Jan 22, 2007 12:44 am

milo
Pomen D.I.Y

Joined: 18 Jan 2007
Posts: 92
Location: Utara

hehe Very Happy make ur life easier
_________________
~ rotary bike anyone? ~

Mon Jan 22, 2007 2:39 am

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