Electronic Principles What are the main parts of an atom? None of these Electrons, protons, and neutrons Protons only Electrons, protons, and ions Electrons, ions, and neutrons None of these Electrons, protons, and neutrons Protons only Electrons, protons, and ions Electrons, ions, and neutrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The merging of a free electron and a hole is called Covalent bonding Lifetime Recombination None of these Thermal energy Covalent bonding Lifetime Recombination None of these Thermal energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? 38.74 V 37.4 V None of these 35.4 V 30.4 V 38.74 V 37.4 V None of these 35.4 V 30.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of Kirchhoffs current law? The total current in a parallel circuit is less than the value of the smallest current The algebraic sum of currents entering and leaving a point is equal to zero The algebraic sum of currents in a loop is equal to zero None of these The current through a resistance is proportional to the value of resistance and the IR drop across it The total current in a parallel circuit is less than the value of the smallest current The algebraic sum of currents entering and leaving a point is equal to zero The algebraic sum of currents in a loop is equal to zero None of these The current through a resistance is proportional to the value of resistance and the IR drop across it ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How many protons does the nucleus of a silicon atom contain? 14 48 29 None of these 4 14 48 29 None of these 4 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: No more than 10% less than the primary current One-half the primary current Twice the primary current Same as the primary current None of these No more than 10% less than the primary current One-half the primary current Twice the primary current Same as the primary current None of these ANSWER DOWNLOAD EXAMIANS APP
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