A (10 , ) resistor draws a current of (0.60 , A ) when connected to a certain ideal…

PHYSICS · Single correct · A Level · Physics · Electricity · Electricity

Problem

10\,\Omega

resistor draws a current of

0.60\,\text{A}

when connected to a certain ideal voltage source. When the same source is connected to another resistor, the current is

0.40\,\text{A}

. Determine the resistance of the second resistor. (a)

6.67\,\Omega

(b)

25\,\Omega

(c)

15\,\Omega

(d)

12.5\,\Omega