Electronic Principles What is the barrier potential of a silicon diode at room temperature? 1 V 2 m V per degree Celsius 0.3V None of these 0.7V 1 V 2 m V per degree Celsius 0.3V None of these 0.7V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm? 99.3 Ohm 70.7Ohm 60 Ohm None of these 250 Ohm 99.3 Ohm 70.7Ohm 60 Ohm None of these 250 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Electronical energy None of these Solar energy Chemical energy Mechanical energy Electronical energy None of these Solar energy Chemical energy Mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 micro A is: one million amperes 1000 A None of these one-millionth of an ampere 10000A one million amperes 1000 A None of these one-millionth of an ampere 10000A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? less than 1 Ohm 1590 Ohm None of these 312 Ohm 690 Ohm less than 1 Ohm 1590 Ohm None of these 312 Ohm 690 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? 651 V 700 V 208 V 707 V None of these 651 V 700 V 208 V 707 V None of these ANSWER DOWNLOAD EXAMIANS APP
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