Electronic Principles Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs? I = P/E None of these P = I2R P = IE P = E2/R I = P/E None of these P = I2R P = IE P = E2/R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff? None of these 200 k Ohm or less 20 km or less 200 k Ohm or more 20 k Ohm or more None of these 200 k Ohm or less 20 km or less 200 k Ohm or more 20 k Ohm or more ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts chemical energy to electrical energy is called a: solar cell thermocouple chemical cell electric device None of these solar cell thermocouple chemical cell electric device None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: Crystals Positive charges None of these Negative charges Atoms Crystals Positive charges None of these Negative charges Atoms ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has how many doped regions? 2 3 4 None of these 1 2 3 4 None of these 1 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a direct statement of Ohm's law? The total resistance of a parallel circuit is less than the value of the smallest resistance The algebraic sum of currents entering and leaving a point is equal to zero The algebraic sum of voltages in a loop 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 total resistance of a parallel circuit is less than the value of the smallest resistance The algebraic sum of currents entering and leaving a point is equal to zero The algebraic sum of voltages in a loop 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 ANSWER DOWNLOAD EXAMIANS APP