Network Theory And Analysis - Study Mode

[#141] How many equations are necessary to solve a circuit with two principal nodes?
Correct Answer

(D) 1

[#142] In figure show the voltage source:
Correct Answer

(B) absorbs 100 W

[#143] Two coupled coils have self inductances L 1 = 10 mH and L 2 = 20 mH. The co-efficient of coupling (K) being 0.75 in the air. Voltage in the second coil when the current in circuit is given by I = 2 sin (314t) A is . . . . . . . .
Correct Answer

(C) 6.66cos(314t) V

[#144] Resistivity of a wire depends on
Correct Answer

(B) material

[#145] Impedance Z as shown in the given figure is
Correct Answer

(B) j9 Ω