Electronic Principles What is the algebraic sum of this series of values:+2, -3, -6,+4? 2 None of these -3 -6 2 None of these -3 -6 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 None of these 75 degree 180 degree 30 degree 45 degree None of these 75 degree 180 degree 30 degree 45 degree 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? 300 mA 200 mA 208 mA None of these 7.8 mA 300 mA 200 mA 208 mA None of these 7.8 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? The opposition to a build-up of magnetic fields The rate of change of the number of lines of magnetic force None of these The concentration of lines of magnetic force 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 None of these The concentration of lines of magnetic force The force that maintains lines of force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: Positive charges Negative charges Crystals Atoms None of these Positive charges Negative charges Crystals Atoms None of these 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? 20 km or less 200 k Ohm or less 200 k Ohm or more None of these 20 k Ohm or more 20 km or less 200 k Ohm or less 200 k Ohm or more None of these 20 k Ohm or more ANSWER DOWNLOAD EXAMIANS APP
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