Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? 35.4 V 37.4 V 38.74 V 30.4 V None of these 35.4 V 37.4 V 38.74 V 30.4 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from zero to its rms value from zero to its peak value from 10% of the peak value to 90% of the peak value from 10% of the peak value to 70.7% of the peak value None of these from zero to its rms value from zero to its peak value from 10% of the peak value to 90% of the peak value from 10% of the peak value to 70.7% of the peak value None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: multiplies the capacitive reactance by 6.28 None of these cuts the capacitive reactance in half has no effect on the capacitive reactance doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 None of these cuts the capacitive reactance in half has no effect on the capacitive reactance doubles the amount of a capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage? 120 V 170 V None of these 180 V 100 V 120 V 170 V None of these 180 V 100 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? Number of lines of force None of these Reluctance Magnetomotive force Flux density Number of lines of force None of these Reluctance Magnetomotive force Flux density ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? None of these Chemical energy Solar energy Mechanical energy Electronical energy None of these Chemical energy Solar energy Mechanical energy Electronical energy ANSWER DOWNLOAD EXAMIANS APP
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