Superposition theorem can be applied only to circuits having____________?

A network which contains one or more than one source of e.m.f. is known as___________?

A. linear network
B. non-linear network
C. passive network
D. active network

To determine the polarity of the voltage drop across a resistor, it is necessary to know___________?

A. value of current through the resistor
B. direction of current through the resistor
C. value of resistor
D. e.m.fs. in the circuit

Application of Norton’s theorem to a circuit yields:________________?A. equivalent current source and impedance in parallel
B. equivalent current source and impedance in series
C. equivalent impedance
D. equivalent current source

 

Which of the following is the passive element?

A. Capacitance
B. Ideal current source
C. Ideal voltage source
D. All of the above

In Thevenin’s theorem, to find Z

A. all independent current sources are short circuited and independent voltage sources are open circuited
B. all independent voltage sources are open circuited and all independent current sources are short circuited
C. all independent voltage and current sources are short circuited
D. all independent voltage sources are short circuited and all independent current sources are open circuited

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

A. 10 Q
B. 20 Q
C. 30 Q
D. 40 Q