Electronic Principles The peak value of a sine waveform is: the amplitude at 1.41 times the maximum value None of these the amplitude at 70.7% of the maximum value the amplitude at 90% of the maximum value the maximum positive or negative value the amplitude at 1.41 times the maximum value None of these the amplitude at 70.7% of the maximum value the amplitude at 90% of the maximum value the maximum positive or negative value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a negative ion? An atom that contains more electrons than protons An atom that contains more protons than electrons An atom that contains more protons than neutrons An atom that contains more electrons than neutrons None of these An atom that contains more electrons than protons An atom that contains more protons than electrons An atom that contains more protons than neutrons An atom that contains more electrons than neutrons None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Inductive reactance is measured in units of: amperes per second Ohm volts per second henrys None of these amperes per second Ohm volts per second henrys None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? 208 mA 200 mA None of these 7.8 mA 300 mA 208 mA 200 mA None of these 7.8 mA 300 mA 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 20 km or less 20 k Ohm or more 200 k Ohm or less 200 k Ohm or more None of these 20 km or less 20 k Ohm or more 200 k Ohm or less 200 k Ohm or more ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Most AC power is obtained from: None of these generators oscillators lightning batteries None of these generators oscillators lightning batteries ANSWER DOWNLOAD EXAMIANS APP
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