Electronic Principles What is the barrier potential of a silicon diode at room temperature? 1 V 2 m V per degree Celsius None of these 0.7V 0.3V 1 V 2 m V per degree Celsius None of these 0.7V 0.3V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 24 V 18 V 12 V 30 V None of these 24 V 18 V 12 V 30 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A loadstone is: None of these a temporary magnet an artificial magnet a natural magnet a paramagnetic alloy None of these a temporary magnet an artificial magnet a natural magnet a paramagnetic alloy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases best describes residual magnetism? The amount of magnetic flux that is not confined to the core material of an electromagnet None of these Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The circular magnetic field that surrounds a conductor carrying a current The force of attraction between the poles of a permanent and temporary magnetic field The amount of magnetic flux that is not confined to the core material of an electromagnet None of these Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The circular magnetic field that surrounds a conductor carrying a current The force of attraction between the poles of a permanent and temporary magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used for creating static electricity? Mechanical energy Solar energy Light energy Chemical energy None of these Mechanical energy Solar energy Light energy Chemical energy None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A typical light switch in your home is a: knife switch toggle switch momentary push button switch rotary switch None of these knife switch toggle switch momentary push button switch rotary switch None of these ANSWER DOWNLOAD EXAMIANS APP
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