A.C. Fundamentals, Circuits and Circuit Theory

A. Inductance
B. Capacitance
C. Conductance
D. Resistance

A. zero
B. lagging
C. leading
D. unity

A. 25% of maximum value
B. 50% of maximum value
C. 63% of maximum value
D. 90% of the maximum value

A. 4 mA
B. 9 mA
C. 15 mA
D. 25 mA

A. 0.001 s
B. 0.1 s
C. 10 s
D. 100 s

A. power is consumed in resistance and is equal to I R
B. exchange of power takes place between inductor and supply line
C. exchange of power takes place between capacitor and supply line
D. exchange of power does not take place between resistance and the supply line
E. all above are correct

A. 42.42 sin 3141
B. 60 sin 25 t
C. 30 sin 50 t
D. 84.84 sin 25 t

A. A coil with large resistance
B. A coil with low resistance
C. A coil with large distributed capacitance
D. A coil with low distributed capacitance

A. low efficiency
B. high power factor
C. unity power factor
D. maximum load current

A. 12 kW
B. 22 kW
C. 32 kW
D. 64 kW