SAT Subject Physics Practice Question 433: Answer and Explanation

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Question: 433

9. A 6 volt battery is connected across a resistor, and a current of 1.5 A flows in the resistor. What is the value of the resistor?

A. 2Ω
B. 4Ω
C. 6Ω
D. 8Ω
E. 10Ω

Correct Answer: B

Explanation:

The correct answer is (B). This is a problem that requires an Ohm's Law calculation to find resistance. Rearrange the equation to find resistance.

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