Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 13 mA 3.75 mA 3.2 mA None of these 0.05 mA 13 mA 3.75 mA 3.2 mA None of these 0.05 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 kV is: 1.00 V 1000 mV 100 mV None of these 1000 V 1.00 V 1000 mV 100 mV None of these 1000 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? None of these Solar energy Electronical energy Chemical energy Mechanical energy None of these Solar energy Electronical energy Chemical energy Mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is None of these The number of free electrons in an atom An imbalance of electrical charges The force that causes electrons to flow The flow of charged particles through a material None of these The number of free electrons in an atom An imbalance of electrical charges The force that causes electrons to flow The flow of charged particles through a material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases best describes residual magnetism? None of these The force of attraction between the poles of a permanent and temporary magnetic field The circular magnetic field that surrounds a conductor carrying a current Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The amount of magnetic flux that is not confined to the core material of an electromagnet None of these The force of attraction between the poles of a permanent and temporary magnetic field The circular magnetic field that surrounds a conductor carrying a current Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The amount of magnetic flux that is not confined to the core material of an electromagnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: None of these two dielectrics separated by a conductor two coils separated by a dielectric two coils separated by a conductor two conductors separated by a dielectric None of these two dielectrics separated by a conductor two coils separated by a dielectric two coils separated by a conductor two conductors separated by a dielectric ANSWER DOWNLOAD EXAMIANS APP
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