Electronic Principles What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W? None of these 692.2 Ohm 1234 Ohm 844.5 Ohm 3890 Ohm None of these 692.2 Ohm 1234 Ohm 844.5 Ohm 3890 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? An electron that costs nothing An electron that has no electrical charge None of these An electron that has twice the amount of charge of a normal electron An electron that has been freed from its parent atom An electron that costs nothing An electron that has no electrical charge None of these An electron that has twice the amount of charge of a normal electron An electron that has been freed from its parent atom ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 350 µA 300 µA 250 µA 0.25 µA None of these 350 µA 300 µA 250 µA 0.25 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: how well the material concentrates electrostatic lines of force the amount of voltage it can withstand before breaking down how well the material concentrates magnetic lines of force None of these the amount of opposition to the current flow how well the material concentrates electrostatic lines of force the amount of voltage it can withstand before breaking down how well the material concentrates magnetic lines of force None of these the amount of opposition to the current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? decreases increases None of these any of the above stays the same decreases increases None of these any of the above stays the same ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A low-pass filter: reduces the level of all frequencies by a significant amount has no effect on ac signals None of these passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals reduces the level of all frequencies by a significant amount has no effect on ac signals None of these passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals ANSWER DOWNLOAD EXAMIANS APP
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