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.Management Sciences
Category: Network Theorems
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
A star circuit has element of resistance R/2. The equivalent delta elements will be_____________?
A. R/6
B. fi?
C. 2R
D. 4R
For maximum transfer of power, internal resistance of the source should be_____________?
A. equal to load resistance
B. less than the load resistance
C. greater than the load resistance
D. none of the above
Which of the following is non-linear circuit parameter?
A. Inductance
B. Condenser
C. Wire wound resistor
D. Transistor
While calculating Rth in Thevenin’s theorem and Norton equivalent
A. all independent sources are made dead
B. only current sources are made dead
C. only voltage sources are made dead
D. all voltage and current sources are made dead
Kirchhoffs current law is applicable to only
A. junction in a network
B. closed loops in a network
C. electric circuits
D. electronic circuits
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 current can leave the junction without some current entering it.
D. total sum of currents meeting at the junction is zero
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