Electronic Principles Which one of the following statements is true for resistance in a parallel circuit? None of these The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance of a parallel circuit is equal to the total voltage None of these The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance of a parallel circuit is equal to the total voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The nucleus of the copper atom contains how many protons? 1 18 None of these 29 4 1 18 None of these 29 4 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: Atoms Negative charges None of these Crystals Positive charges Atoms Negative charges None of these Crystals Positive charges ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff? None of these 20 km or less 200 k Ohm or less 20 k Ohm or more 200 k Ohm or more None of these 20 km or less 200 k Ohm or less 20 k Ohm or more 200 k Ohm or more 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? 0.25 µA 350 µA 300 µA None of these 250 µA 0.25 µA 350 µA 300 µA None of these 250 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the: battery armature commutator None of these rotor battery armature commutator None of these rotor ANSWER DOWNLOAD EXAMIANS APP
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