GATE 2014 Materials, Previous Papers, Computer Books, Aptitude, English and Interview Tips: Network Circuits

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Network Theorem - Superposition Theorem Reciprocity Theorem Thevenin Theorem Norton Theorem Maximum Power Transfer Theorem Nodal Analysis With Example

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Network Theorems Question and Answers

1. Kirchhoff s current law states that
(a) net current flow at the junction is positive
(b) Hebraic sum of the currents meeting at the junction is zero
(c) no curreht can leave the junction without some current entering it.
(d) total sum of currents meeting at the junction is zero
Ans: b
2. 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
Ans: d
3. Kirchhoffs current law is applicable to only
(a) junction in a network
(b) closed loops in a network
(c) electric circuits
(d) electronic circuits
Ans: a
4. Kirchhoffs voltage law is related to
(a) junction currents
(b) battery e.m.fs.
(c) IR drops
(d) both (b) and (c)
(e) none of the above
Ans: d
5. Superposition theorem can be applied only to circuits having
(a) resistive elements
(b) passive elements
(c) non-linear elements
(d) linear bilateral elements
Ans: d

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