Electronic Principles Which one of the following statements most accurately applies to the frequency of a waveform? None of these Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz The higher the amplitude of a waveform, the higher its frequency The actual frequency of a sine waveform is 1.41 times the working frequency The longer the period of a waveform, the lower its frequency None of these Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz The higher the amplitude of a waveform, the higher its frequency The actual frequency of a sine waveform is 1.41 times the working frequency The longer the period of a waveform, the lower its frequency 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? None of these 24 V 12 V 18 V 30 V None of these 24 V 12 V 18 V 30 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic silicon crystal acts approximately like an insulator a battery a piece of copper wire a conductor None of these an insulator a battery a piece of copper wire a conductor None of these 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? 90 Ohm - 101 ohm 99 Ohm - 102 ohm 98 Ohm - 100.1 ohm None of these 90 Ohm - 110 ohm 90 Ohm - 101 ohm 99 Ohm - 102 ohm 98 Ohm - 100.1 ohm None of these 90 Ohm - 110 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: commutator armature loop brush None of these commutator armature loop brush None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of conventional current flow is: from neutral to positive from negative to positive None of these from left to right from positive to negative from neutral to positive from negative to positive None of these from left to right from positive to negative ANSWER DOWNLOAD EXAMIANS APP
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