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Network Theorems - Interview Questions and Answers

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6. Kirchhoff s voltage law applies to circuits with
A. nonlinear elements only
B. linear elements only
C. linear, non-linear, active and passive elements
D. linear, non-linear, active, passive, time varying as wells as time-in-variant elements
Explanation:
7. According to Kirchhoffs voltage law, the algebraic sum of all IR drops and e.m.fs. in any closed loop of a network is always
A. negative
B. positive
C. determined by battery e.m.fs.
D. zero
Explanation:
8. Kirchhoffs voltage law is related to
A. junction currents
B. battery e.m.fs.
C. IR drops
D. both (b) and (c)
Explanation:
9. Kirchhoffs current law is applicable to only
A. junction in a network
B. closed loops in a network
C. electric circuits
D. electronic circuits
Explanation:
10. Efficiency of power transfer when maximum transfer of power c xurs is
A. 100%
B. 80%
C. 75%
D. 50%
Explanation: