Physics
NULL
Medium
Question
Kirchhoff's 2nd rule is related to: ___________?
A
IR Drops
B
Battery emf
C
junction voltages
D
both “1” and “2”
✓ Official correct answer
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A
IR Drops
No member explanations yet for this option.
B
Battery emf
No member explanations yet for this option.
C
junction voltages
No member explanations yet for this option.
D
both “1” and “2”
No member explanations yet for this option.
Explanation
Kirchhoff's second rule (the voltage law) states that around any closed loop, the sum of the EMFs equals the sum of the IR drops -- so it directly involves both battery EMFs and resistor IR drops.
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