Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? None of these 20 A 0.20833333333333 50 A None of these 20 A 0.20833333333333 50 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of device is a diode? Nonlinear None of these Linear Bilateral Unipolar Nonlinear None of these Linear Bilateral Unipolar ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: the amount of opposition to the current flow the amount of voltage it can withstand before breaking down None of these how well the material concentrates electrostatic lines of force how well the material concentrates magnetic lines of force the amount of opposition to the current flow the amount of voltage it can withstand before breaking down None of these how well the material concentrates electrostatic lines of force how well the material concentrates magnetic lines of force 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: Twice the primary current Same as the primary current No more than 10% less than the primary current None of these One-half the primary current Twice the primary current Same as the primary current No more than 10% less than the primary current None of these One-half the primary current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the Q point moves along the load line, the voltage increases when the current Stays the same Increases None of these Decreases Can be any of above Stays the same Increases None of these Decreases Can be any of above ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current can flow through a normally open push button switch as long as: its contact remain open None of these you are pressing the button its contact remain open you are not pressing the button its contact remain open None of these you are pressing the button its contact remain open you are not pressing the button ANSWER DOWNLOAD EXAMIANS APP
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