In the figure circuit section AB absorbs energy at a rate of 53 W when current i = 0.76 A through it is in the indicated direction. Resistance R = 2.0 Q. (a) What is the potential difference between A and B? Emf deviceX lacks internal resistance. (b) What is its emf? A R

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In the figure circuit section AB absorbs energy at a rate of 53 W when current i = 0.76 A through it is in the indicated direction.
Resistance R = 2.02. (a) What is the potential difference between A and B? Emf device X lacks internal resistance. (b) What is its
emf?
A
B
R
Transcribed Image Text:In the figure circuit section AB absorbs energy at a rate of 53 W when current i = 0.76 A through it is in the indicated direction. Resistance R = 2.02. (a) What is the potential difference between A and B? Emf device X lacks internal resistance. (b) What is its emf? A B R
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