Electronic Principles A device that converts chemical energy to electrical energy is called a: solar cell electric device thermocouple None of these chemical cell solar cell electric device thermocouple None of these chemical cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: None of these that would be attracted to the earth's north magnetic pole that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be repelled by the south pole of another magnet None of these that would be attracted to the earth's north magnetic pole that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be repelled by the south pole of another magnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-aiding form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 7.5 V 15 V None of these 8 V 16 V 7.5 V 15 V None of these 8 V 16 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 30 V 18 V None of these 12 V 24 V 30 V 18 V None of these 12 V 24 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A resistor has a rated value of 100 ohm and a tolerance of 10%. What is its minimum and maximum allowable resistance value? 98 Ohm - 100.1 ohm 99 Ohm - 102 ohm 90 Ohm - 110 ohm 90 Ohm - 101 ohm None of these 98 Ohm - 100.1 ohm 99 Ohm - 102 ohm 90 Ohm - 110 ohm 90 Ohm - 101 ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Solar energy None of these Chemical energy Electronical energy Mechanical energy Solar energy None of these Chemical energy Electronical energy Mechanical energy ANSWER DOWNLOAD EXAMIANS APP