Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Electronical energy Chemical energy Solar energy None of these Mechanical energy Electronical energy Chemical energy Solar energy None of these Mechanical energy ANSWER DOWNLOAD EXAMIANS APP
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 W 0.93 V 0.041666666666667 9.3 W None of these 0.93 W 0.93 V 0.041666666666667 9.3 W 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? 55 A 16.3 mA 18.2 mA 55.86 A None of these 55 A 16.3 mA 18.2 mA 55.86 A None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? None of these Neither Secondary voltage Impossible to say Primary voltage None of these Neither Secondary voltage Impossible to say Primary voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question? 200 W 1000 W None of these 100 W 20 W 200 W 1000 W None of these 100 W 20 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a negative ion? An atom that contains more protons than neutrons An atom that contains more electrons than neutrons An atom that contains more electrons than protons An atom that contains more protons than electrons None of these An atom that contains more protons than neutrons An atom that contains more electrons than neutrons An atom that contains more electrons than protons An atom that contains more protons than electrons None of these ANSWER DOWNLOAD EXAMIANS APP