Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 3 W 122 W 64 W None of these 6 W 3 W 122 W 64 W None of these 6 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A loadstone is: None of these a paramagnetic alloy an artificial magnet a natural magnet a temporary magnet None of these a paramagnetic alloy an artificial magnet a natural magnet a temporary magnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? None of these Number of lines of force Reluctance Magnetomotive force Flux density None of these Number of lines of force Reluctance Magnetomotive force Flux density ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases best describes residual magnetism? The force of attraction between the poles of a permanent and temporary magnetic field Magnetism that remains in the core of an electromagnet after the current through the coil is turned off None of these The amount of magnetic flux that is not confined to the core material of an electromagnet 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 Magnetism that remains in the core of an electromagnet after the current through the coil is turned off None of these The amount of magnetic flux that is not confined to the core material of an electromagnet The circular magnetic field that surrounds a conductor carrying a current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The value of a capacitor can be made larger by: increasing the area of the plates None of these decreasing the area of the plates increasing the voltage applied to the plates increasing the frequency of the applied voltage increasing the area of the plates None of these decreasing the area of the plates increasing the voltage applied to the plates increasing the frequency of the applied voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical pressure to electrical energy is called a: None of these piezoelectric device nicad cell photodiode solar cell None of these piezoelectric device nicad cell photodiode solar cell ANSWER DOWNLOAD EXAMIANS APP
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