Electronic Principles What is a negative ion? An atom that contains more electrons than protons An atom that contains more electrons than neutrons An atom that contains more protons than neutrons None of these An atom that contains more protons than electrons An atom that contains more electrons than protons An atom that contains more electrons than neutrons An atom that contains more protons than neutrons None of these An atom that contains more protons than electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The nucleus of the copper atom contains how many protons? 4 18 29 None of these 1 4 18 29 None of these 1 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 leads the voltage through a resistor None of these Current lags the voltage through a resistor Current and voltages are in phase through a resistor All of these Current leads the voltage through a resistor None of these Current lags the voltage through a resistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 60 V None of these 40 V 0 V 36 V 60 V None of these 40 V 0 V 36 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? An electron that has twice the amount of charge of a normal electron An electron that has been freed from its parent atom An electron that costs nothing None of these An electron that has no electrical charge An electron that has twice the amount of charge of a normal electron An electron that has been freed from its parent atom An electron that costs nothing None of these An electron that has no electrical charge ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rms value of a sine waveform is: the time required to complete one full cycle equal to 1.41 times the peak amplitude equal to 0.707 times the peak amplitude the number of cycles completed in one second None of these the time required to complete one full cycle equal to 1.41 times the peak amplitude equal to 0.707 times the peak amplitude the number of cycles completed in one second None of these ANSWER DOWNLOAD EXAMIANS APP
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