Electronic Principles A device that converts thermal energy to electrical energy is called a: piezoelectric devices chemical cell thermocouple solar cell None of these piezoelectric devices chemical cell thermocouple solar cell None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Molecule is A atom that has a shortage of electrons in its outer orbit None of these The smallest particle of a substance that retains the properties of that substance A atom that has an excessive number of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points A atom that has a shortage of electrons in its outer orbit None of these The smallest particle of a substance that retains the properties of that substance A atom that has an excessive number of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 100 A 0.1 A 1000 A 0.41666666666667 None of these 100 A 0.1 A 1000 A 0.41666666666667 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? A diamagnetic material None of these All of these A paramagnetic material A ferromagnetic material A diamagnetic material None of these All of these A paramagnetic material A ferromagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltage in a parallel RC circuit? The total voltage leads the total current by less than 90 degree None of these The total voltage is less than the sum of the voltages across the resistance and capacitance The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage leads the total current by less than 90 degree None of these The total voltage is less than the sum of the voltages across the resistance and capacitance The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm None of these 75 degree 30 degree 45 degree 180 degree None of these 75 degree 30 degree 45 degree 180 degree ANSWER DOWNLOAD EXAMIANS APP