Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? None of these 38.74 V 30.4 V 37.4 V 35.4 V None of these 38.74 V 30.4 V 37.4 V 35.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: None of these the amount of voltage it can withstand before breaking down how well the material concentrates electrostatic lines of force how well the material concentrates magnetic lines of force the amount of opposition to the current flow None of these the amount of voltage it can withstand before breaking down how well the material concentrates electrostatic lines of force how well the material concentrates magnetic lines of force the amount of opposition to the current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements regarding ac circuits is correct? Current and voltages are in phase through a resistor All of these Current lags the voltage through a resistor None of these Current leads the voltage through a resistor Current and voltages are in phase through a resistor All of these Current lags the voltage through a resistor None of these Current leads the voltage through a resistor ANSWER DOWNLOAD EXAMIANS APP
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? None of these 20 V 0.17 V 18.8 V 10.17 V None of these 20 V 0.17 V 18.8 V 10.17 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts light energy to electrical energy is called a: photo transistor thermocouple solar cell None of these photodiode photo transistor thermocouple solar cell None of these photodiode 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 = E2/R P = I2R None of these P = IE I = P/E P = E2/R P = I2R None of these P = IE I = P/E ANSWER DOWNLOAD EXAMIANS APP
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