Electric Circuits In which of the circuits power factor can be zero? capacitive. resistive. both ‘a’ and ‘b’ inductive. capacitive. resistive. both ‘a’ and ‘b’ inductive. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ideal constant voltage source has _______________ internal impedance whereas a constant current source has ____________ internal impedance. zero, infinite zero, zero infinite, infinite infinite, zero zero, infinite zero, zero infinite, infinite infinite, zero ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A cube of material of side 1 cm has a resistance of 0.002 Ω between its opposite faces. If the same volume of the material has a length of 4 cm and a uniform cross - section, the resistance of this length will be 0.016 Ω. 0.128 Ω. 0.064 Ω. 0.032 Ω. 0.016 Ω. 0.128 Ω. 0.064 Ω. 0.032 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which quantity should be measured by the voltmeter ? Voltage Power Current Speed Voltage Power Current Speed ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Find the Z parameters of the circuit shown in figure. Z11 = 2; Z12 = 1; Z21 = 1; Z22 = 2 Z11 = 1; Z12 = 1; Z21 = 1; Z22 = 1 Z11 = 3; Z12 = 1; Z21 = 1; Z22 = 3 Z11 = 3; Z12 = 3; Z21 = 3; Z22 = 3 Z11 = 2; Z12 = 1; Z21 = 1; Z22 = 2 Z11 = 1; Z12 = 1; Z21 = 1; Z22 = 1 Z11 = 3; Z12 = 1; Z21 = 1; Z22 = 3 Z11 = 3; Z12 = 3; Z21 = 3; Z22 = 3 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitive reactance of a capacitor of (1 / 2μF) F at 103 Hz is 10 6 μF. 10- 6 μF. 10 3 μF. 10- 3 μF. 10 6 μF. 10- 6 μF. 10 3 μF. 10- 3 μF. ANSWER DOWNLOAD EXAMIANS APP
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