Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 10.17 V 18.8 V None of these 20 V 0.17 V 10.17 V 18.8 V None of these 20 V 0.17 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? Secondary voltage Neither Impossible to say None of these Primary voltage Secondary voltage Neither Impossible to say None of these Primary voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current can flow through a normally open push button switch as long as: None of these you are pressing the button you are not pressing the button its contact remain open its contact remain open None of these you are pressing the button you are not pressing the button its contact remain open its contact remain open ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W? 844.5 Ohm None of these 692.2 Ohm 3890 Ohm 1234 Ohm 844.5 Ohm None of these 692.2 Ohm 3890 Ohm 1234 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic semiconductor has a few free electrons and holes many free electrons None of these many holes No holes a few free electrons and holes many free electrons None of these many holes No holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? increases decreases None of these stays the same any of the above increases decreases None of these stays the same any of the above ANSWER DOWNLOAD EXAMIANS APP
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