Electronic Principles What is the barrier potential of a silicon diode at room temperature? None of these 2 m V per degree Celsius 0.3V 0.7V 1 V None of these 2 m V per degree Celsius 0.3V 0.7V 1 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is None of these The number of free electrons in an atom The force that causes electrons to flow An imbalance of electrical charges The flow of charged particles through a material None of these The number of free electrons in an atom The force that causes electrons to flow An imbalance of electrical charges The flow of charged particles through a material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 1000 A 0.1 A None of these 100 A 0.41666666666667 1000 A 0.1 A None of these 100 A 0.41666666666667 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? 300 mA 200 mA None of these 7.8 mA 208 mA 300 mA 200 mA None of these 7.8 mA 208 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The merging of a free electron and a hole is called Recombination Lifetime Thermal energy None of these Covalent bonding Recombination Lifetime Thermal energy None of these Covalent bonding ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Retentivity There is no valid comparison Permeability Reluctance Permeance Retentivity There is no valid comparison Permeability Reluctance Permeance ANSWER DOWNLOAD EXAMIANS APP
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