Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is 0.5 mA None of these 200 A 0.083333333333333 2 mA 0.5 mA None of these 200 A 0.083333333333333 2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: commutator armature brush loop None of these commutator armature brush loop None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz? None of these 444 Ohm 628 Ohm Less than 1 Ohm 100 Ohm None of these 444 Ohm 628 Ohm Less than 1 Ohm 100 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? 0.3 A None of these 0.6 A 0.4 A 0.2 A 0.3 A None of these 0.6 A 0.4 A 0.2 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A loadstone is: None of these a paramagnetic alloy a temporary magnet an artificial magnet a natural magnet None of these a paramagnetic alloy a temporary magnet an artificial magnet a natural magnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The merging of a free electron and a hole is called Lifetime Thermal energy Covalent bonding Recombination None of these Lifetime Thermal energy Covalent bonding Recombination None of these ANSWER DOWNLOAD EXAMIANS APP
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