Electronic Principles Who invented the first junction transistor? Shockley None of these Gomes Smith Fisher Shockley None of these Gomes Smith Fisher ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An ideal voltage source has None of these A load-dependent current Zero internal resistance A load dependent voltage Infinite internal resistance None of these A load-dependent current Zero internal resistance A load dependent voltage Infinite internal resistance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: None of these from zero to its peak value from zero to its rms value from 10% of the peak value to 90% of the peak value from 10% of the peak value to 70.7% of the peak value None of these from zero to its peak value from zero to its rms value from 10% of the peak value to 90% of the peak value from 10% of the peak value to 70.7% of the peak value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases best describes residual magnetism? Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The force of attraction between the poles of a permanent and temporary magnetic field None of these The circular magnetic field that surrounds a conductor carrying a current The amount of magnetic flux that is not confined to the core material of an electromagnet Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The force of attraction between the poles of a permanent and temporary magnetic field None of these The circular magnetic field that surrounds a conductor carrying a current The amount of magnetic flux that is not confined to the core material of an electromagnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.75 mA 3.2 mA 13 mA None of these 0.05 mA 3.75 mA 3.2 mA 13 mA None of these 0.05 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is The flow of charged particles through a material The number of free electrons in an atom None of these An imbalance of electrical charges The force that causes electrons to flow The flow of charged particles through a material The number of free electrons in an atom None of these An imbalance of electrical charges The force that causes electrons to flow ANSWER DOWNLOAD EXAMIANS APP
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