NETWORKS ANALYSIS AND SYNTHESIS QUIZ

A star circuit has element of resistance R/2. The equivalent delta elements will be

4R

R/6

3/2R

RIG

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The circuit whose properties are same in either direction is known as

Unilateral circuit

Irreversible circuit

Bilateral circuit

Reversible circuit

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Kirchhoff s law is not applicable to circuits with

Passive elements

Distributed parameters

Lumped parameters

Non-linear resistances

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If resistance across LM in Fig. 2.30 is 15 ohms, the value of R is

40 Q

30 Q

20 Q

10 Q

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Kirchhoff s current law states that

No current can leave the junction without some current entering it

Net current flow at the junction is positive

Hebraic sum of the currents meeting at the junction is zero

Total sum of currents meeting at the junction is zero

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For maximum transfer of power, internal resistance of the source should be

Less than the load resistance

Equal to load resistance

None of these

Greater than the load resistance

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For a voltage source

None of these

Terminal voltage cannot be higher than source e.m.f.

Terminal voltage is always lower than source e.m.f.

The source e.m.f. and terminal voltage are equal

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“Maximum power output is obtained from a network when the load resistance is equal to the output resistance of the network as seen terminals of the load”. The above statement is associated with

Superposition theorem

Millman’s theorem

Maximum power transfer theorem

Thevenin’s theorem

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This mention statement is associated with “Any number of current sources in parallel may be replaced by a single current source whose current is the algebraic sum of individual currents and source resistance is the parallel combination of individual source resistances”.

Millman’s theorem

Maximum power transfer theorem

None of these

Thevenin’s theorem

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Application of Norton’s theorem to a circuit yields

Equivalent current source and impedance in parallel

Equivalent current source

Equivalent current source and impedance in series

Equivalent impedance

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