# Kirchhoff’s Laws – Exercise – 1

Kirchhoff’s Laws » Exercise – 1

1. Kirchhoff’s current law is applicable to only : (a) closed loops in a network (b) electronic circuits (c) junctions in a network (d) electric circuits

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2. According to KVL, the algebraic sum of all IR drops and e.m.f.s in any closed loop of a network is always : (a) zero (b) positive (c) negative (d) determined by battery e.m.fs

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3. The algebraic sign of an IR drop is primarily dependent upon the : (a) amount of current flowing through it (b) value of R (c) direction of current flow (d) battery connection

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4. Kirchhoff’s voltage law is concerned with : (a) IR drops (b) battery e.m.fs. (c) junction voltages (d) both (a) and (b)

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5. Kirchhoff’s laws are valid for : (a) passive time invariant circuits (b) linear circuit only (c) non-linear circuits only (d) both linear and non-linear circuits