what is expression for electric power in circuit of resistance 'R' and when current 'I' flow through it??

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Solution

$E l e c t r i c p o w e r : P = V I W h e r e V = P o t e n t i a l d i f f e r e n c e = I R I = C u r r e n t H e n c e, P = V I = (I R) I = I^{2} R$

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Mathematical expression for electric power(P), where $I$ is current and $R$ is resistance, is;

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what is expression for electric power in circuit of resistance 'R' and when current 'I' flow through it??

Electric power:P=VIWhereV=Potential difference =IRI=CurrentHence,P=VI =IRI =I2R

$E l e c t r i c p o w e r : P = V I W h e r e V = P o t e n t i a l d i f f e r e n c e = I R I = C u r r e n t H e n c e, P = V I = (I R) I = I^{2} R$