Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? Reluctance Magnetomotive force None of these Number of lines of force Flux density Reluctance Magnetomotive force None of these Number of lines of force Flux density ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Retentivity There is no valid comparison Permeance Permeability Reluctance Retentivity There is no valid comparison Permeance Permeability Reluctance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 350 µA 0.25 µA 250 µA 300 µA None of these 350 µA 0.25 µA 250 µA 300 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at infinity upper end of the load line None of these lower end of the load line middle of the load line infinity upper end of the load line None of these lower end of the load line middle of the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: has no effect on the capacitive reactance doubles the amount of capacitive reactance multiplies the capacitive reactance by 7 cuts the capacitive reactance in half None of these has no effect on the capacitive reactance doubles the amount of capacitive reactance multiplies the capacitive reactance by 7 cuts the capacitive reactance in half None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the difference between the kinds of charges for an electron and a proton? An electron has a negative charge and a proton has a positive charge An electron has a negative charge and a proton has no charge None of these An electron has a positive charge and a proton has no charge An electron has a positive charge and a proton has a negative charge An electron has a negative charge and a proton has a positive charge An electron has a negative charge and a proton has no charge None of these An electron has a positive charge and a proton has no charge An electron has a positive charge and a proton has a negative charge ANSWER DOWNLOAD EXAMIANS APP