Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? None of these 30.4 V 37.4 V 35.4 V 38.74 V None of these 30.4 V 37.4 V 35.4 V 38.74 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? The ac voltage lags the current by 90 degree Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow Inductive reactance provides the only opposition to current flow None of these The ac voltage lags the current by 90 degree Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow Inductive reactance provides the only opposition to current flow None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Absolute Zero temperature equals -273o C 0o C None of these -276o C 25o C -273o C 0o C None of these -276o C 25o C ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: how well the material concentrates magnetic lines of force None of these the amount of voltage it can withstand before breaking down the amount of opposition to the current flow how well the material concentrates electrostatic lines of force how well the material concentrates magnetic lines of force None of these the amount of voltage it can withstand before breaking down the amount of opposition to the current flow how well the material concentrates electrostatic lines of force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Voltmeter Ammeter None of these Wattmeter Ohmmeter Voltmeter Ammeter None of these Wattmeter Ohmmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode 14 mA 11 mA None of these 12 mA 10 mA 14 mA 11 mA None of these 12 mA 10 mA ANSWER DOWNLOAD EXAMIANS APP
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