Electronic Principles The voltage across a 1N4001 is 0.93V when the current is 1A. What is the power dissipation of the diode for these values? 0.93 V 0.93 W 0.041666666666667 None of these 9.3 W 0.93 V 0.93 W 0.041666666666667 None of these 9.3 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff? 20 Ohm 10 Ohm 100 Ohm 30 Ohm None of these 20 Ohm 10 Ohm 100 Ohm 30 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage? The voltage reverses polarity periodically The voltage causes current to flow in two directions at the same time The voltage remains at one polarity but changes value periodically The voltage remains at one polarity and at a steady level None of these The voltage reverses polarity periodically The voltage causes current to flow in two directions at the same time The voltage remains at one polarity but changes value periodically The voltage remains at one polarity and at a steady level None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The valence electron of a copper atom experiences what kind of attraction toward the nucleus? Impossible to say Weak Strong None of these Neutral Impossible to say Weak Strong None of these Neutral 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 10 Ohm None of these 60 Ohm 50 Ohm 100 Ohm or more 10 Ohm None of these 60 Ohm 50 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: None of these Same as the primary current No more than 10% less than the primary current Twice the primary current One-half the primary current None of these Same as the primary current No more than 10% less than the primary current Twice the primary current One-half the primary current ANSWER DOWNLOAD EXAMIANS APP
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