Electric Circuits The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor? 0.866. 1. 0.577. 0.5. 0.866. 1. 0.577. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Capacitor does not allow the sudden change of current None of these voltage power current None of these voltage power ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Electric field intensity ( E ) at any point in an electric field is equal to ( potential gradient )2. potential gradient. ( potential gradient )1/2. ( potential gradient )1/3. ( potential gradient )2. potential gradient. ( potential gradient )1/2. ( potential gradient )1/3. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A constant current source supplies a electric current of 300 mA to a load of 1 KΩ. When the load changed to 100 Ω, the load current will be 3 A. 30 mA. 300 mA. 100 mA. 3 A. 30 mA. 300 mA. 100 mA. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ideal constant voltage source has _______________ internal impedance whereas a constant current source has ____________ internal impedance. zero, infinite infinite, infinite zero, zero infinite, zero zero, infinite infinite, infinite zero, zero infinite, zero ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the unit of potential difference ? Ohm Ampere Volt Watt Ohm Ampere Volt Watt ANSWER DOWNLOAD EXAMIANS APP
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