Electronic Principles How many protons does the nucleus of a silicon atom contain? 29 4 14 None of these 48 29 4 14 None of these 48 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the lowest permeability? A paramagnetic material None of these All of these A feiTomagnetic material A diamagnetic material A paramagnetic material None of these All of these A feiTomagnetic material A diamagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 10.3 µA 7.8 µA 7.75 µA 14.8 µA None of these 10.3 µA 7.8 µA 7.75 µA 14.8 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit? Flux density None of these Magnetomotive force Number of lines of force Reluctance Flux density None of these Magnetomotive force Number of lines of force Reluctance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? 550 Ohm 400 Ohm None of these 310 Ohm 410 Ohm 550 Ohm 400 Ohm None of these 310 Ohm 410 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: piezoelectric devices None of these thermocouple solar cell chemical cell piezoelectric devices None of these thermocouple solar cell chemical cell ANSWER DOWNLOAD EXAMIANS APP
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