4
QuizMultiple Choice

Electromagnetism — Unit test

Question 4 • Lollar_8Science_Q1_25-26_RC

According to Ohm’s law, which combination of units is the same as the unit for voltage?

Answer
A
ohm ÷ ampere
B
ampere × ohm
C
ohm + ampere
D
ampere ÷ ohm

Explanation

Ohm’s law is V = I × R, so voltage equals current multiplied by resistance. Using units, that is amperes × ohms, which matches “ampere × ohm.”

AI-written and checked against the verified answer.

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