Electronic Principles A device that converts thermal energy to electrical energy is called a: None of these solar cell chemical cell piezoelectric devices thermocouple None of these solar cell chemical cell piezoelectric devices thermocouple ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: None of these ac current lags the voltage by 90 degree ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current is converted to dc voltage None of these ac current lags the voltage by 90 degree ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current is converted to dc voltage ANSWER DOWNLOAD EXAMIANS APP
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 None of these 6 W 64 W 3 W 122 W None of these 6 W 64 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of KirchhofFs voltage law? 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 in a loop is equal to zero The total voltage in a parallel circuit is less than the value of the smallest voltage The algebraic sum of voltages entering and leaving a point is equal to zero None of these 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 in a loop is equal to zero The total voltage in a parallel circuit is less than the value of the smallest voltage The algebraic sum of voltages entering and leaving a point is equal to zero None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? Neither None of these Secondary voltage Primary voltage Impossible to say Neither None of these Secondary voltage Primary voltage Impossible to say ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 megohms is: 1 k ohm None of these one-millionth of an ohm 100,000 ohm one million ohms 1 k ohm None of these one-millionth of an ohm 100,000 ohm one million ohms ANSWER DOWNLOAD EXAMIANS APP
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