The potential differences around a loop $A B C A$ in a circuit (starting at $A$ and going around the loop back to A) are $\mathrm{V}_{\mathrm{AB}}=10 \mathrm{~V}, \mathrm{~V}_{\mathrm{BC}}=6.0 \mathrm{~V}$, and $\mathrm{V}_{\mathrm{CA}}$. What is $\mathrm{V}_{\mathrm{CA}}$ ?
A) $16 \mathrm{~V}$
B) $4.0 \mathrm{~V}$
C) $-16 \mathrm{~V}$
D) $-12 \mathrm{~V}$
E) $-4.0 \mathrm{~V}$

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The Answer of The potential differences around a loop $A B C A$ in a circuit (starting at $A$ and going around the loop back to A) are $\mathrm{V}_{\mathrm{AB}}=10 \mathrm{~V}, \mathrm{~V}_{\mathrm{BC}}=6.0 \mathrm{~V}$, and $\mathrm{V}_{\mathrm{CA}}$. What is $\mathrm{V}_{\mathrm{CA}}$ ?
A) $16 \mathrm{~V}$
B) $4.0 \mathrm{~V}$
C) $-16 \mathrm{~V}$
D) $-12 \mathrm{~V}$
E) $-4.0 \mathrm{~V}$

The Potential Differences Around a Loop ABCAA B C AABCA In a Circuit (Starting At

The Potential Differences Around a Loop $A B C A$ In a Circuit (Starting At