Electronic Principles Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff? 5 Ohm 100 Ohm 50 Ohm or more 6 Ohm None of these 5 Ohm 100 Ohm 50 Ohm or more 6 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? The force that maintains lines of force The opposition to a build-up of magnetic fields The rate of change of the number of lines of magnetic force The concentration of lines of magnetic force None of these The force that maintains lines of force The opposition to a build-up of magnetic fields The rate of change of the number of lines of magnetic force The concentration of lines of magnetic force None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used for creating static electricity? Mechanical energy Solar energy Chemical energy Light energy None of these Mechanical energy Solar energy Chemical energy Light energy None of these 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? 18.2 mA None of these 16.3 mA 55.86 A 55 A 18.2 mA None of these 16.3 mA 55.86 A 55 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which is the most widely used semiconductor? None of these All of these Silicon Copper Germanium None of these All of these Silicon Copper Germanium ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 60 V 36 V None of these 0 V 40 V 60 V 36 V None of these 0 V 40 V ANSWER DOWNLOAD EXAMIANS APP