When a 20-V Emf Is Placed Across Two Resistors in Series,a

question 90

Multiple Choice

When a 20-V emf is placed across two resistors in series,a current of 2.0 A is present in each of the resistors.When the same emf is placed across the same two resistors in parallel,the current through the emf is 10 A.What is the magnitude of the greater of the two resistances?

• A)7.2 \(\Omega\)
• B)7.6 \(\Omega\)
• C)6.9 \(\Omega\)
• D)8.0 \(\Omega\)
• E)2.8 \(\Omega\)

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A logical argument in which one premise is not explicitly stated.

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A statement in an argument that is believed to be true and from which a conclusion is drawn.

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