Electronic Principles The peak value of a sine waveform is: the amplitude at 90% of the maximum value the maximum positive or negative value the amplitude at 70.7% of the maximum value None of these the amplitude at 1.41 times the maximum value the amplitude at 90% of the maximum value the maximum positive or negative value the amplitude at 70.7% of the maximum value None of these the amplitude at 1.41 times the maximum value 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? Ohmmeter Voltmeter Wattmeter None of these Ammeter Ohmmeter Voltmeter Wattmeter None of these Ammeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode? 55 A None of these 18.2 mA 16.3 mA 55.86 A 55 A None of these 18.2 mA 16.3 mA 55.86 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the diameter of the coil in an inductor: multiplies the value of inductance by four multiplies the value of inductance by two None of these reduces the value of inductance by one-fourth reduces the value of inductance by one-half multiplies the value of inductance by four multiplies the value of inductance by two None of these reduces the value of inductance by one-fourth reduces the value of inductance by one-half 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? 100 Ohm or more None of these 60 Ohm 10 Ohm 50 Ohm 100 Ohm or more None of these 60 Ohm 10 Ohm 50 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm 180 degree 30 degree None of these 45 degree 75 degree 180 degree 30 degree None of these 45 degree 75 degree ANSWER DOWNLOAD EXAMIANS APP