Electronic Principles Holes act like: Crystals None of these Negative charges Atoms Positive charges Crystals None of these Negative charges Atoms Positive charges ANSWER DOWNLOAD EXAMIANS APP
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? P = IE P = E2/R None of these P = I2R I = P/E P = IE P = E2/R None of these P = I2R I = P/E ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical pressure to electrical energy is called a: piezoelectric device nicad cell None of these photodiode solar cell piezoelectric device nicad cell None of these photodiode solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RL circuit? The total voltage is less than the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit The total voltages is equal to the sum of the voltages across the resistance and inductance None of these The total voltage lags the total current by less than 90 The total voltage is less than the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit The total voltages is equal to the sum of the voltages across the resistance and inductance None of these The total voltage lags the total current by less than 90 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff? 60 Ohm 50 Ohm 10 Ohm None of these 100 Ohm or more 60 Ohm 50 Ohm 10 Ohm None of these 100 Ohm or more 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 None of these 0.1 A 0.41666666666667 1000 A 100 A None of these 0.1 A 0.41666666666667 1000 A ANSWER DOWNLOAD EXAMIANS APP