Physics 9702 · AS & A Level · Kirchhoff's laws

Kirchhoff's laws — practice question

Each of Kirchhoff’s laws expresses a conservation principle for a physical quantity. Which quantity is conserved by each law?

  • AKirchhoff’s first law: charge; Kirchhoff’s second law: energy
  • BKirchhoff’s first law: energy; Kirchhoff’s second law: current
  • CKirchhoff’s first law: power; Kirchhoff’s second law: charge
  • DKirchhoff’s first law: resistance; Kirchhoff’s second law: power

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