Electronic Principles One henry of inductance is defined as: None of these the amount of inductance required to change the frequency of a current by 1 Hz the number of turns of wire in an inductor multiplied by the amount of current flowing through it the amount of counter emf required to reduce a current to 1 A the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second None of these the amount of inductance required to change the frequency of a current by 1 Hz the number of turns of wire in an inductor multiplied by the amount of current flowing through it the amount of counter emf required to reduce a current to 1 A the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm? 99.3 Ohm 60 Ohm 250 Ohm 70.7Ohm None of these 99.3 Ohm 60 Ohm 250 Ohm 70.7Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit? Number of lines of force Reluctance Flux density Magnetomotive force None of these Number of lines of force Reluctance Flux density Magnetomotive force None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the graph of current versus voltage is a straight line, the device is referred to as Linear Nonlinear Active None of these Bipolar Linear Nonlinear Active None of these Bipolar ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 4 None of these 0.25 180 0.5 4 None of these 0.25 180 0.5 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which is the most widely used semiconductor? None of these All of these Germanium Copper Silicon None of these All of these Germanium Copper Silicon ANSWER DOWNLOAD EXAMIANS APP
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