Power: The figure shows a graph of the power dissipated in a resistor as a function of the resistance. What quantity does the slope of this graph represent?

A. the current in the resistor
B. the potential difference across the resistor
C. the reciprocal of the current in the resistor
D. the square of the current in the resistor
E. the resistivity of the resistor


Answer: D

Physics & Space Science

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image

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