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Electric Power

Define power....

Question

Define power. Derive its SI unit and define its 4 ohm resistor

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Solution

Dear Student ,
$P o w e r i s r a t e o f d o i n g w o r k . P o w e r = w o r k / t i m e = j o u l e / s e c o n d (J / s) T h e r e f o r e i t s S I u n i t i s w a t t o r J / s . A r e s i s t o r i s a p a s s i v e t w o t e r m i n a l e l e c t r i c a l c o m p o n e n t t h a t i m p l e m e n t s e l e c t r i c a l r e s i s \tan c e a s a c i r c u i t e l e m e n t .$

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