Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 20 V 0.17 V 10.17 V 18.8 V None of these 20 V 0.17 V 10.17 V 18.8 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is one important thing transistors do? Regulate voltage None of these Rectify line voltage Amplify weak signals Emit light Regulate voltage None of these Rectify line voltage Amplify weak signals Emit light ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of KirchhofFs voltage law? The algebraic sum of voltages in a loop is equal to zero The total voltage in a parallel circuit is less than the value of the smallest voltage The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it The algebraic sum of voltages entering and leaving a point is equal to zero None of these The algebraic sum of voltages in a loop is equal to zero The total voltage in a parallel circuit is less than the value of the smallest voltage The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it The algebraic sum of voltages entering and leaving a point is equal to zero None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Molecule is The smallest particle of a substance that retains the properties of that substance A atom that flows whenever there is an imbalance of electrical charges between two points A atom that has an excessive number of electrons in its outer orbit None of these A atom that has a shortage of electrons in its outer orbit The smallest particle of a substance that retains the properties of that substance A atom that flows whenever there is an imbalance of electrical charges between two points A atom that has an excessive number of electrons in its outer orbit None of these A atom that has a shortage of electrons in its outer orbit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In an intrinsic semiconductor, the number of free electrons Equals the number of holes Impossible to say Is greater than the number of holes None of these Is less than the number of holes Equals the number of holes Impossible to say Is greater than the number of holes None of these Is less than the number of holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: thermocouple None of these piezoelectric devices solar cell chemical cell thermocouple None of these piezoelectric devices solar cell chemical cell ANSWER DOWNLOAD EXAMIANS APP
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